19025870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 16142386

約数列:

[1, 2, 5, 10, 71, 127, 142, 211, 254, 355, 422, 635, 710, 1055, 1270, 2110, 9017, 14981, 18034, 26797, 29962, 45085, 53594, 74905, 90170, 133985, 149810, 267970, 1902587, 3805174, 9512935, 19025870]

約数ペア:

[(1, 19025870), (2, 9512935), (5, 3805174), (10, 1902587), (71, 267970), (127, 149810), (142, 133985), (211, 90170), (254, 74905), (355, 53594), (422, 45085), (635, 29962), (710, 26797), (1055, 18034), (1270, 14981), (2110, 9017)]