72749216

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{20857}}^1$

素因数の和:20976

約数の個数: 24

約数和(自身を含む): 144545940

約数和(自身を除く): 71796724

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 20857, 41714, 83428, 166856, 333712, 667424, 2273413, 4546826, 9093652, 18187304, 36374608, 72749216]

約数ペア:

[(1, 72749216), (2, 36374608), (4, 18187304), (8, 9093652), (16, 4546826), (32, 2273413), (109, 667424), (218, 333712), (436, 166856), (872, 83428), (1744, 41714), (3488, 20857)]