20188376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194119}}^1$

素因数の和:194138

約数の個数: 16

約数和(自身を含む): 40765200

約数和(自身を除く): 20576824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194119, 388238, 776476, 1552952, 2523547, 5047094, 10094188, 20188376]

約数ペア:

[(1, 20188376), (2, 10094188), (4, 5047094), (8, 2523547), (13, 1552952), (26, 776476), (52, 388238), (104, 194119)]