18996496

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11527}}^1$

素因数の和:11638

約数の個数: 20

約数和(自身を含む): 37166272

約数和(自身を除く): 18169776

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11527, 23054, 46108, 92216, 184432, 1187281, 2374562, 4749124, 9498248, 18996496]

約数ペア:

[(1, 18996496), (2, 9498248), (4, 4749124), (8, 2374562), (16, 1187281), (103, 184432), (206, 92216), (412, 46108), (824, 23054), (1648, 11527)]