72868816

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{20063}}^1$

素因数の和:20298

約数の個数: 20

約数和(自身を含む): 141812352

約数和(自身を除く): 68943536

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 20063, 40126, 80252, 160504, 321008, 4554301, 9108602, 18217204, 36434408, 72868816]

約数ペア:

[(1, 72868816), (2, 36434408), (4, 18217204), (8, 9108602), (16, 4554301), (227, 321008), (454, 160504), (908, 80252), (1816, 40126), (3632, 20063)]