2019245890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{698701}}^1$

素因数の和:698742

約数の個数: 24

約数和(自身を含む): 3861027252

約数和(自身を除く): 1841781362

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 698701, 1397402, 3493505, 6987010, 11877917, 23755834, 59389585, 118779170, 201924589, 403849178, 1009622945, 2019245890]

約数ペア:

[(1, 2019245890), (2, 1009622945), (5, 403849178), (10, 201924589), (17, 118779170), (34, 59389585), (85, 23755834), (170, 11877917), (289, 6987010), (578, 3493505), (1445, 1397402), (2890, 698701)]