20621024

素因数分解:

$2^5\times {\mathrm{401}}^1\times {\mathrm{1607}}^1$

素因数の和:2018

約数の個数: 24

約数和(自身を含む): 40724208

約数和(自身を除く): 20103184

約数列:

[1, 2, 4, 8, 16, 32, 401, 802, 1604, 1607, 3208, 3214, 6416, 6428, 12832, 12856, 25712, 51424, 644407, 1288814, 2577628, 5155256, 10310512, 20621024]

約数ペア:

[(1, 20621024), (2, 10310512), (4, 5155256), (8, 2577628), (16, 1288814), (32, 644407), (401, 51424), (802, 25712), (1604, 12856), (1607, 12832), (3208, 6428), (3214, 6416)]