72364816

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{8681}}^1$

素因数の和:9210

約数の個数: 20

約数和(自身を含む): 140492124

約数和(自身を除く): 68127308

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 8681, 17362, 34724, 69448, 138896, 4522801, 9045602, 18091204, 36182408, 72364816]

約数ペア:

[(1, 72364816), (2, 36182408), (4, 18091204), (8, 9045602), (16, 4522801), (521, 138896), (1042, 69448), (2084, 34724), (4168, 17362), (8336, 8681)]