208896830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{5581}}^1$

素因数の和:5804

約数の個数: 32

約数和(自身を含む): 397884960

約数和(自身を除く): 188988130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1970, 3743, 5581, 7486, 11162, 18715, 27905, 37430, 55810, 106039, 212078, 530195, 1060390, 1099457, 2198914, 5497285, 10994570, 20889683, 41779366, 104448415, 208896830]

約数ペア:

[(1, 208896830), (2, 104448415), (5, 41779366), (10, 20889683), (19, 10994570), (38, 5497285), (95, 2198914), (190, 1099457), (197, 1060390), (394, 530195), (985, 212078), (1970, 106039), (3743, 55810), (5581, 37430), (7486, 27905), (11162, 18715)]