19127312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{70321}}^1$

素因数の和:70346

約数の個数: 20

約数和(自身を含む): 39239676

約数和(自身を除く): 20112364

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 70321, 140642, 281284, 562568, 1125136, 1195457, 2390914, 4781828, 9563656, 19127312]

約数ペア:

[(1, 19127312), (2, 9563656), (4, 4781828), (8, 2390914), (16, 1195457), (17, 1125136), (34, 562568), (68, 281284), (136, 140642), (272, 70321)]