674588018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{40351}}^1$

素因数の和:41009

約数の個数: 16

約数和(自身を含む): 1091440896

約数和(自身を除く): 416852878

約数列:

[1, 2, 13, 26, 643, 1286, 8359, 16718, 40351, 80702, 524563, 1049126, 25945693, 51891386, 337294009, 674588018]

約数ペア:

[(1, 674588018), (2, 337294009), (13, 51891386), (26, 25945693), (643, 1049126), (1286, 524563), (8359, 80702), (16718, 40351)]