19936782410

素因数分解:

$2^1\times 5^1\times {\mathrm{3229}}^1\times {\mathrm{617429}}^1$

素因数の和:620665

約数の個数: 16

約数和(自身を含む): 35897380200

約数和(自身を除く): 15960597790

約数列:

[1, 2, 5, 10, 3229, 6458, 16145, 32290, 617429, 1234858, 3087145, 6174290, 1993678241, 3987356482, 9968391205, 19936782410]

約数ペア:

[(1, 19936782410), (2, 9968391205), (5, 3987356482), (10, 1993678241), (3229, 6174290), (6458, 3087145), (16145, 1234858), (32290, 617429)]