20921027690

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1\times {\mathrm{32297}}^1$

素因数の和:32822

約数の個数: 32

約数和(自身を含む): 37960743744

約数和(自身を除く): 17039716054

約数列:

[1, 2, 5, 10, 211, 307, 422, 614, 1055, 1535, 2110, 3070, 32297, 64594, 64777, 129554, 161485, 322970, 323885, 647770, 6814667, 9915179, 13629334, 19830358, 34073335, 49575895, 68146670, 99151790, 2092102769, 4184205538, 10460513845, 20921027690]

約数ペア:

[(1, 20921027690), (2, 10460513845), (5, 4184205538), (10, 2092102769), (211, 99151790), (307, 68146670), (422, 49575895), (614, 34073335), (1055, 19830358), (1535, 13629334), (2110, 9915179), (3070, 6814667), (32297, 647770), (64594, 323885), (64777, 322970), (129554, 161485)]