71821808

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{8059}}^1$

素因数の和:8624

約数の個数: 20

約数和(自身を含む): 139421880

約数和(自身を除く): 67600072

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8059, 8912, 16118, 32236, 64472, 128944, 4488863, 8977726, 17955452, 35910904, 71821808]

約数ペア:

[(1, 71821808), (2, 35910904), (4, 17955452), (8, 8977726), (16, 4488863), (557, 128944), (1114, 64472), (2228, 32236), (4456, 16118), (8059, 8912)]