20585548

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 36872640

約数和(自身を除く): 16287092

約数列:

[1, 2, 4, 61, 122, 239, 244, 353, 478, 706, 956, 1412, 14579, 21533, 29158, 43066, 58316, 84367, 86132, 168734, 337468, 5146387, 10292774, 20585548]

約数ペア:

[(1, 20585548), (2, 10292774), (4, 5146387), (61, 337468), (122, 168734), (239, 86132), (244, 84367), (353, 58316), (478, 43066), (706, 29158), (956, 21533), (1412, 14579)]