18996870446

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{202357}}^1$

素因数の和:203075

約数の個数: 16

約数和(自身を含む): 28930718544

約数和(自身を除く): 9933848098

約数列:

[1, 2, 73, 146, 643, 1286, 46939, 93878, 202357, 404714, 14772061, 29544122, 130115551, 260231102, 9498435223, 18996870446]

約数ペア:

[(1, 18996870446), (2, 9498435223), (73, 260231102), (146, 130115551), (643, 29544122), (1286, 14772061), (46939, 404714), (93878, 202357)]