18389541

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2503}}^1$

素因数の和:2616

約数の個数: 16

約数和(自身を含む): 25640960

約数和(自身を除く): 7251419

約数列:

[1, 3, 31, 79, 93, 237, 2449, 2503, 7347, 7509, 77593, 197737, 232779, 593211, 6129847, 18389541]

約数ペア:

[(1, 18389541), (3, 6129847), (31, 593211), (79, 232779), (93, 197737), (237, 77593), (2449, 7509), (2503, 7347)]