18688852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51343}}^1$

素因数の和:51367

約数の個数: 24

約数和(自身を含む): 40253696

約数和(自身を除く): 21564844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51343, 102686, 205372, 359401, 667459, 718802, 1334918, 1437604, 2669836, 4672213, 9344426, 18688852]

約数ペア:

[(1, 18688852), (2, 9344426), (4, 4672213), (7, 2669836), (13, 1437604), (14, 1334918), (26, 718802), (28, 667459), (52, 359401), (91, 205372), (182, 102686), (364, 51343)]