19101160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 46846800

約数和(自身を除く): 27745640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 337, 436, 520, 545, 674, 872, 1090, 1348, 1417, 1685, 2180, 2696, 2834, 3370, 4360, 4381, 5668, 6740, 7085, 8762, 11336, 13480, 14170, 17524, 21905, 28340, 35048, 36733, 43810, 56680, 73466, 87620, 146932, 175240, 183665, 293864, 367330, 477529, 734660, 955058, 1469320, 1910116, 2387645, 3820232, 4775290, 9550580, 19101160]

約数ペア:

[(1, 19101160), (2, 9550580), (4, 4775290), (5, 3820232), (8, 2387645), (10, 1910116), (13, 1469320), (20, 955058), (26, 734660), (40, 477529), (52, 367330), (65, 293864), (104, 183665), (109, 175240), (130, 146932), (218, 87620), (260, 73466), (337, 56680), (436, 43810), (520, 36733), (545, 35048), (674, 28340), (872, 21905), (1090, 17524), (1348, 14170), (1417, 13480), (1685, 11336), (2180, 8762), (2696, 7085), (2834, 6740), (3370, 5668), (4360, 4381)]