19081920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:183

約数の個数: 224

約数和(自身を含む): 71688960

約数和(自身を除く): 52607040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 139, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 278, 286, 312, 320, 330, 352, 390, 416, 417, 429, 440, 480, 520, 528, 556, 572, 624, 660, 695, 704, 715, 780, 832, 834, 858, 880, 960, 1040, 1056, 1112, 1144, 1248, 1320, 1390, 1430, 1529, 1560, 1668, 1716, 1760, 1807, 2080, 2085, 2112, 2145, 2224, 2288, 2496, 2640, 2780, 2860, 3058, 3120, 3336, 3432, 3520, 3614, 4160, 4170, 4290, 4448, 4576, 4587, 5280, 5421, 5560, 5720, 6116, 6240, 6672, 6864, 7228, 7645, 8340, 8580, 8896, 9035, 9152, 9174, 10560, 10842, 11120, 11440, 12232, 12480, 13344, 13728, 14456, 15290, 16680, 17160, 18070, 18348, 19877, 21684, 22240, 22880, 22935, 24464, 26688, 27105, 27456, 28912, 30580, 33360, 34320, 36140, 36696, 39754, 43368, 44480, 45760, 45870, 48928, 54210, 57824, 59631, 61160, 66720, 68640, 72280, 73392, 79508, 86736, 91740, 97856, 99385, 108420, 115648, 119262, 122320, 133440, 137280, 144560, 146784, 159016, 173472, 183480, 198770, 216840, 238524, 244640, 289120, 293568, 298155, 318032, 346944, 366960, 397540, 433680, 477048, 489280, 578240, 596310, 636064, 733920, 795080, 867360, 954096, 1192620, 1272128, 1467840, 1590160, 1734720, 1908192, 2385240, 3180320, 3816384, 4770480, 6360640, 9540960, 19081920]

約数ペア:

[(1, 19081920), (2, 9540960), (3, 6360640), (4, 4770480), (5, 3816384), (6, 3180320), (8, 2385240), (10, 1908192), (11, 1734720), (12, 1590160), (13, 1467840), (15, 1272128), (16, 1192620), (20, 954096), (22, 867360), (24, 795080), (26, 733920), (30, 636064), (32, 596310), (33, 578240), (39, 489280), (40, 477048), (44, 433680), (48, 397540), (52, 366960), (55, 346944), (60, 318032), (64, 298155), (65, 293568), (66, 289120), (78, 244640), (80, 238524), (88, 216840), (96, 198770), (104, 183480), (110, 173472), (120, 159016), (130, 146784), (132, 144560), (139, 137280), (143, 133440), (156, 122320), (160, 119262), (165, 115648), (176, 108420), (192, 99385), (195, 97856), (208, 91740), (220, 86736), (240, 79508), (260, 73392), (264, 72280), (278, 68640), (286, 66720), (312, 61160), (320, 59631), (330, 57824), (352, 54210), (390, 48928), (416, 45870), (417, 45760), (429, 44480), (440, 43368), (480, 39754), (520, 36696), (528, 36140), (556, 34320), (572, 33360), (624, 30580), (660, 28912), (695, 27456), (704, 27105), (715, 26688), (780, 24464), (832, 22935), (834, 22880), (858, 22240), (880, 21684), (960, 19877), (1040, 18348), (1056, 18070), (1112, 17160), (1144, 16680), (1248, 15290), (1320, 14456), (1390, 13728), (1430, 13344), (1529, 12480), (1560, 12232), (1668, 11440), (1716, 11120), (1760, 10842), (1807, 10560), (2080, 9174), (2085, 9152), (2112, 9035), (2145, 8896), (2224, 8580), (2288, 8340), (2496, 7645), (2640, 7228), (2780, 6864), (2860, 6672), (3058, 6240), (3120, 6116), (3336, 5720), (3432, 5560), (3520, 5421), (3614, 5280), (4160, 4587), (4170, 4576), (4290, 4448)]