18891470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5011}}^1$

素因数の和:5060

約数の個数: 32

約数和(自身を含む): 37890720

約数和(自身を除く): 18999250

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 5011, 10022, 25055, 50110, 65143, 130286, 145319, 290638, 325715, 651430, 726595, 1453190, 1889147, 3778294, 9445735, 18891470]

約数ペア:

[(1, 18891470), (2, 9445735), (5, 3778294), (10, 1889147), (13, 1453190), (26, 726595), (29, 651430), (58, 325715), (65, 290638), (130, 145319), (145, 130286), (290, 65143), (377, 50110), (754, 25055), (1885, 10022), (3770, 5011)]