40447312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81547}}^1$

素因数の和:81586

約数の個数: 20

約数和(自身を含む): 80895616

約数和(自身を除く): 40448304

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81547, 163094, 326188, 652376, 1304752, 2527957, 5055914, 10111828, 20223656, 40447312]

約数ペア:

[(1, 40447312), (2, 20223656), (4, 10111828), (8, 5055914), (16, 2527957), (31, 1304752), (62, 652376), (124, 326188), (248, 163094), (496, 81547)]