72017872

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{8081}}^1$

素因数の和:8646

約数の個数: 20

約数和(自身を含む): 139802436

約数和(自身を除く): 67784564

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8081, 8912, 16162, 32324, 64648, 129296, 4501117, 9002234, 18004468, 36008936, 72017872]

約数ペア:

[(1, 72017872), (2, 36008936), (4, 18004468), (8, 9002234), (16, 4501117), (557, 129296), (1114, 64648), (2228, 32324), (4456, 16162), (8081, 8912)]