26403164944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{126938293}}^1$

素因数の和:126938314

約数の個数: 20

約数和(自身を含む): 55091219596

約数和(自身を除く): 28688054652

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 126938293, 253876586, 507753172, 1015506344, 1650197809, 2031012688, 3300395618, 6600791236, 13201582472, 26403164944]

約数ペア:

[(1, 26403164944), (2, 13201582472), (4, 6600791236), (8, 3300395618), (13, 2031012688), (16, 1650197809), (26, 1015506344), (52, 507753172), (104, 253876586), (208, 126938293)]