20342744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149579}}^1$

素因数の和:149602

約数の個数: 16

約数和(自身を含む): 40386600

約数和(自身を除く): 20043856

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149579, 299158, 598316, 1196632, 2542843, 5085686, 10171372, 20342744]

約数ペア:

[(1, 20342744), (2, 10171372), (4, 5085686), (8, 2542843), (17, 1196632), (34, 598316), (68, 299158), (136, 149579)]