1720477382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{521041}}^1$

素因数の和:521183

約数の個数: 16

約数和(自身を含む): 2801121792

約数和(自身を除く): 1080644410

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 521041, 1042082, 6773533, 13547066, 66172207, 132344414, 860238691, 1720477382]

約数ペア:

[(1, 1720477382), (2, 860238691), (13, 132344414), (26, 66172207), (127, 13547066), (254, 6773533), (1651, 1042082), (3302, 521041)]