18479684

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 33329016

約数和(自身を除く): 14849332

約数列:

[1, 2, 4, 41, 82, 164, 281, 401, 562, 802, 1124, 1604, 11521, 16441, 23042, 32882, 46084, 65764, 112681, 225362, 450724, 4619921, 9239842, 18479684]

約数ペア:

[(1, 18479684), (2, 9239842), (4, 4619921), (41, 450724), (82, 225362), (164, 112681), (281, 65764), (401, 46084), (562, 32882), (802, 23042), (1124, 16441), (1604, 11521)]