20067261

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4591}}^1$

素因数の和:4672

約数の個数: 16

約数和(自身を含む): 28213248

約数和(自身を除く): 8145987

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4591, 13773, 142321, 215777, 426963, 647331, 6689087, 20067261]

約数ペア:

[(1, 20067261), (3, 6689087), (31, 647331), (47, 426963), (93, 215777), (141, 142321), (1457, 13773), (4371, 4591)]