207840464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{999233}}^1$

素因数の和:999254

約数の個数: 20

約数和(自身を含む): 433667556

約数和(自身を除く): 225827092

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 999233, 1998466, 3996932, 7993864, 12990029, 15987728, 25980058, 51960116, 103920232, 207840464]

約数ペア:

[(1, 207840464), (2, 103920232), (4, 51960116), (8, 25980058), (13, 15987728), (16, 12990029), (26, 7993864), (52, 3996932), (104, 1998466), (208, 999233)]