72315664

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{18911}}^1$

素因数の和:19158

約数の個数: 20

約数和(自身を含む): 140705280

約数和(自身を除く): 68389616

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 18911, 37822, 75644, 151288, 302576, 4519729, 9039458, 18078916, 36157832, 72315664]

約数ペア:

[(1, 72315664), (2, 36157832), (4, 18078916), (8, 9039458), (16, 4519729), (239, 302576), (478, 151288), (956, 75644), (1912, 37822), (3824, 18911)]