19021860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 67878720

約数和(自身を除く): 48856860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 739, 780, 858, 990, 1170, 1287, 1430, 1478, 1716, 1980, 2145, 2217, 2340, 2574, 2860, 2956, 3695, 4290, 4434, 5148, 6435, 6651, 7390, 8129, 8580, 8868, 9607, 11085, 12870, 13302, 14780, 16258, 19214, 22170, 24387, 25740, 26604, 28821, 32516, 33255, 38428, 40645, 44340, 48035, 48774, 57642, 66510, 73161, 81290, 86463, 96070, 97548, 105677, 115284, 121935, 133020, 144105, 146322, 162580, 172926, 192140, 211354, 243870, 288210, 292644, 317031, 345852, 365805, 422708, 432315, 487740, 528385, 576420, 634062, 731610, 864630, 951093, 1056770, 1268124, 1463220, 1585155, 1729260, 1902186, 2113540, 3170310, 3804372, 4755465, 6340620, 9510930, 19021860]

約数ペア:

[(1, 19021860), (2, 9510930), (3, 6340620), (4, 4755465), (5, 3804372), (6, 3170310), (9, 2113540), (10, 1902186), (11, 1729260), (12, 1585155), (13, 1463220), (15, 1268124), (18, 1056770), (20, 951093), (22, 864630), (26, 731610), (30, 634062), (33, 576420), (36, 528385), (39, 487740), (44, 432315), (45, 422708), (52, 365805), (55, 345852), (60, 317031), (65, 292644), (66, 288210), (78, 243870), (90, 211354), (99, 192140), (110, 172926), (117, 162580), (130, 146322), (132, 144105), (143, 133020), (156, 121935), (165, 115284), (180, 105677), (195, 97548), (198, 96070), (220, 86463), (234, 81290), (260, 73161), (286, 66510), (330, 57642), (390, 48774), (396, 48035), (429, 44340), (468, 40645), (495, 38428), (572, 33255), (585, 32516), (660, 28821), (715, 26604), (739, 25740), (780, 24387), (858, 22170), (990, 19214), (1170, 16258), (1287, 14780), (1430, 13302), (1478, 12870), (1716, 11085), (1980, 9607), (2145, 8868), (2217, 8580), (2340, 8129), (2574, 7390), (2860, 6651), (2956, 6435), (3695, 5148), (4290, 4434)]