64020476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20183}}^1$

素因数の和:20261

約数の個数: 24

約数和(自身を含む): 122637984

約数和(自身を除く): 58617508

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 20183, 40366, 80732, 262379, 524758, 1049516, 1231163, 2462326, 4924652, 16005119, 32010238, 64020476]

約数ペア:

[(1, 64020476), (2, 32010238), (4, 16005119), (13, 4924652), (26, 2462326), (52, 1231163), (61, 1049516), (122, 524758), (244, 262379), (793, 80732), (1586, 40366), (3172, 20183)]