20176490997

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7497767}}^1$

素因数の和:7497809

約数の個数: 24

約数和(自身を含む): 32750250624

約数和(自身を除く): 12573759627

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 7497767, 22493301, 67479903, 97470971, 172448641, 292412913, 517345923, 877238739, 1552037769, 2241832333, 6725496999, 20176490997]

約数ペア:

[(1, 20176490997), (3, 6725496999), (9, 2241832333), (13, 1552037769), (23, 877238739), (39, 517345923), (69, 292412913), (117, 172448641), (207, 97470971), (299, 67479903), (897, 22493301), (2691, 7497767)]