639117632

素因数分解:

$2^6\times {\mathrm{9986213}}^1$

素因数の和:9986225

約数の個数: 14

約数和(自身を含む): 1268249178

約数和(自身を除く): 629131546

約数列:

[1, 2, 4, 8, 16, 32, 64, 9986213, 19972426, 39944852, 79889704, 159779408, 319558816, 639117632]

約数ペア:

[(1, 639117632), (2, 319558816), (4, 159779408), (8, 79889704), (16, 39944852), (32, 19972426), (64, 9986213)]