1639603018

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{253573}}^1$

素因数の和:253689

約数の個数: 16

約数和(自身を含む): 2546897256

約数和(自身を除く): 907294238

約数列:

[1, 2, 53, 61, 106, 122, 3233, 6466, 253573, 507146, 13439369, 15467953, 26878738, 30935906, 819801509, 1639603018]

約数ペア:

[(1, 1639603018), (2, 819801509), (53, 30935906), (61, 26878738), (106, 15467953), (122, 13439369), (3233, 507146), (6466, 253573)]