19389474

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 48432384

約数和(自身を除く): 29042910

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 43, 47, 78, 82, 86, 94, 117, 123, 129, 141, 234, 246, 258, 282, 369, 387, 423, 533, 559, 611, 738, 774, 846, 1066, 1118, 1222, 1599, 1677, 1763, 1833, 1927, 2021, 3198, 3354, 3526, 3666, 3854, 4042, 4797, 5031, 5289, 5499, 5781, 6063, 9594, 10062, 10578, 10998, 11562, 12126, 15867, 17343, 18189, 22919, 25051, 26273, 31734, 34686, 36378, 45838, 50102, 52546, 68757, 75153, 78819, 82861, 137514, 150306, 157638, 165722, 206271, 225459, 236457, 248583, 412542, 450918, 472914, 497166, 745749, 1077193, 1491498, 2154386, 3231579, 6463158, 9694737, 19389474]

約数ペア:

[(1, 19389474), (2, 9694737), (3, 6463158), (6, 3231579), (9, 2154386), (13, 1491498), (18, 1077193), (26, 745749), (39, 497166), (41, 472914), (43, 450918), (47, 412542), (78, 248583), (82, 236457), (86, 225459), (94, 206271), (117, 165722), (123, 157638), (129, 150306), (141, 137514), (234, 82861), (246, 78819), (258, 75153), (282, 68757), (369, 52546), (387, 50102), (423, 45838), (533, 36378), (559, 34686), (611, 31734), (738, 26273), (774, 25051), (846, 22919), (1066, 18189), (1118, 17343), (1222, 15867), (1599, 12126), (1677, 11562), (1763, 10998), (1833, 10578), (1927, 10062), (2021, 9594), (3198, 6063), (3354, 5781), (3526, 5499), (3666, 5289), (3854, 5031), (4042, 4797)]