15647216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{75227}}^1$

素因数の和:75248

約数の個数: 20

約数和(自身を含む): 32648952

約数和(自身を除く): 17001736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 75227, 150454, 300908, 601816, 977951, 1203632, 1955902, 3911804, 7823608, 15647216]

約数ペア:

[(1, 15647216), (2, 7823608), (4, 3911804), (8, 1955902), (13, 1203632), (16, 977951), (26, 601816), (52, 300908), (104, 150454), (208, 75227)]