18960884

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{11821}}^1$

素因数の和:12226

約数の個数: 12

約数和(自身を含む): 33267108

約数和(自身を除く): 14306224

約数列:

[1, 2, 4, 401, 802, 1604, 11821, 23642, 47284, 4740221, 9480442, 18960884]

約数ペア:

[(1, 18960884), (2, 9480442), (4, 4740221), (401, 47284), (802, 23642), (1604, 11821)]