64070704

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{20327}}^1$

素因数の和:20532

約数の個数: 20

約数和(自身を含む): 124773264

約数和(自身を除く): 60702560

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 20327, 40654, 81308, 162616, 325232, 4004419, 8008838, 16017676, 32035352, 64070704]

約数ペア:

[(1, 64070704), (2, 32035352), (4, 16017676), (8, 8008838), (16, 4004419), (197, 325232), (394, 162616), (788, 81308), (1576, 40654), (3152, 20327)]