18524947

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:466

約数の個数: 16

約数和(自身を含む): 21683200

約数和(自身を除く): 3158253

約数列:

[1, 7, 79, 139, 241, 553, 973, 1687, 10981, 19039, 33499, 76867, 133273, 234493, 2646421, 18524947]

約数ペア:

[(1, 18524947), (7, 2646421), (79, 234493), (139, 133273), (241, 76867), (553, 33499), (973, 19039), (1687, 10981)]