19382220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:293

約数の個数: 192

約数和(自身を含む): 71124480

約数和(自身を除く): 51742260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 165, 180, 195, 198, 220, 234, 251, 260, 270, 286, 297, 330, 351, 390, 396, 429, 468, 495, 502, 540, 572, 585, 594, 660, 702, 715, 753, 780, 858, 990, 1004, 1170, 1188, 1255, 1287, 1404, 1430, 1485, 1506, 1716, 1755, 1980, 2145, 2259, 2340, 2510, 2574, 2761, 2860, 2970, 3012, 3263, 3510, 3765, 3861, 4290, 4518, 5020, 5148, 5522, 5940, 6435, 6526, 6777, 7020, 7530, 7722, 8283, 8580, 9036, 9789, 11044, 11295, 12870, 13052, 13554, 13805, 15060, 15444, 16315, 16566, 19305, 19578, 22590, 24849, 25740, 27108, 27610, 29367, 32630, 33132, 33885, 35893, 38610, 39156, 41415, 45180, 48945, 49698, 55220, 58734, 65260, 67770, 71786, 74547, 77220, 82830, 88101, 97890, 99396, 107679, 117468, 124245, 135540, 143572, 146835, 149094, 165660, 176202, 179465, 195780, 215358, 248490, 293670, 298188, 323037, 352404, 358930, 372735, 430716, 440505, 496980, 538395, 587340, 646074, 717860, 745470, 881010, 969111, 1076790, 1292148, 1490940, 1615185, 1762020, 1938222, 2153580, 3230370, 3876444, 4845555, 6460740, 9691110, 19382220]

約数ペア:

[(1, 19382220), (2, 9691110), (3, 6460740), (4, 4845555), (5, 3876444), (6, 3230370), (9, 2153580), (10, 1938222), (11, 1762020), (12, 1615185), (13, 1490940), (15, 1292148), (18, 1076790), (20, 969111), (22, 881010), (26, 745470), (27, 717860), (30, 646074), (33, 587340), (36, 538395), (39, 496980), (44, 440505), (45, 430716), (52, 372735), (54, 358930), (55, 352404), (60, 323037), (65, 298188), (66, 293670), (78, 248490), (90, 215358), (99, 195780), (108, 179465), (110, 176202), (117, 165660), (130, 149094), (132, 146835), (135, 143572), (143, 135540), (156, 124245), (165, 117468), (180, 107679), (195, 99396), (198, 97890), (220, 88101), (234, 82830), (251, 77220), (260, 74547), (270, 71786), (286, 67770), (297, 65260), (330, 58734), (351, 55220), (390, 49698), (396, 48945), (429, 45180), (468, 41415), (495, 39156), (502, 38610), (540, 35893), (572, 33885), (585, 33132), (594, 32630), (660, 29367), (702, 27610), (715, 27108), (753, 25740), (780, 24849), (858, 22590), (990, 19578), (1004, 19305), (1170, 16566), (1188, 16315), (1255, 15444), (1287, 15060), (1404, 13805), (1430, 13554), (1485, 13052), (1506, 12870), (1716, 11295), (1755, 11044), (1980, 9789), (2145, 9036), (2259, 8580), (2340, 8283), (2510, 7722), (2574, 7530), (2761, 7020), (2860, 6777), (2970, 6526), (3012, 6435), (3263, 5940), (3510, 5522), (3765, 5148), (3861, 5020), (4290, 4518)]