2154938821604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{19031}}^1\times {\mathrm{1489909}}^1$

素因数の和:1508963

約数の個数: 24

約数和(自身を含む): 3969835396800

約数和(自身を除く): 1814896575196

約数列:

[1, 2, 4, 19, 38, 76, 19031, 38062, 76124, 361589, 723178, 1446356, 1489909, 2979818, 5959636, 28308271, 56616542, 113233084, 28354458179, 56708916358, 113417832716, 538734705401, 1077469410802, 2154938821604]

約数ペア:

[(1, 2154938821604), (2, 1077469410802), (4, 538734705401), (19, 113417832716), (38, 56708916358), (76, 28354458179), (19031, 113233084), (38062, 56616542), (76124, 28308271), (361589, 5959636), (723178, 2979818), (1446356, 1489909)]