20177241

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20443}}^1$

素因数の和:20500

約数の個数: 16

約数和(自身を含む): 31401984

約数和(自身を除く): 11224743

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 20443, 61329, 143101, 429303, 960821, 2882463, 6725747, 20177241]

約数ペア:

[(1, 20177241), (3, 6725747), (7, 2882463), (21, 960821), (47, 429303), (141, 143101), (329, 61329), (987, 20443)]