19006860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 36876660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 53, 60, 86, 106, 129, 139, 159, 172, 212, 215, 258, 265, 278, 318, 417, 430, 516, 530, 556, 636, 645, 695, 795, 834, 860, 1060, 1290, 1390, 1590, 1668, 2085, 2279, 2580, 2780, 3180, 4170, 4558, 5977, 6837, 7367, 8340, 9116, 11395, 11954, 13674, 14734, 17931, 22101, 22790, 23908, 27348, 29468, 29885, 34185, 35862, 36835, 44202, 45580, 59770, 68370, 71724, 73670, 88404, 89655, 110505, 119540, 136740, 147340, 179310, 221010, 316781, 358620, 442020, 633562, 950343, 1267124, 1583905, 1900686, 3167810, 3801372, 4751715, 6335620, 9503430, 19006860]

約数ペア:

[(1, 19006860), (2, 9503430), (3, 6335620), (4, 4751715), (5, 3801372), (6, 3167810), (10, 1900686), (12, 1583905), (15, 1267124), (20, 950343), (30, 633562), (43, 442020), (53, 358620), (60, 316781), (86, 221010), (106, 179310), (129, 147340), (139, 136740), (159, 119540), (172, 110505), (212, 89655), (215, 88404), (258, 73670), (265, 71724), (278, 68370), (318, 59770), (417, 45580), (430, 44202), (516, 36835), (530, 35862), (556, 34185), (636, 29885), (645, 29468), (695, 27348), (795, 23908), (834, 22790), (860, 22101), (1060, 17931), (1290, 14734), (1390, 13674), (1590, 11954), (1668, 11395), (2085, 9116), (2279, 8340), (2580, 7367), (2780, 6837), (3180, 5977), (4170, 4558)]