1644798424

素因数分解:

$2^3\times {\mathrm{9929}}^1\times {\mathrm{20707}}^1$

素因数の和:30642

約数の個数: 16

約数和(自身を含む): 3084456600

約数和(自身を除く): 1439658176

約数列:

[1, 2, 4, 8, 9929, 19858, 20707, 39716, 41414, 79432, 82828, 165656, 205599803, 411199606, 822399212, 1644798424]

約数ペア:

[(1, 1644798424), (2, 822399212), (4, 411199606), (8, 205599803), (9929, 165656), (19858, 82828), (20707, 79432), (39716, 41414)]