20161621222

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{540613}}^1$

素因数の和:541287

約数の個数: 16

約数和(自身を含む): 31333987440

約数和(自身を除く): 11172366218

約数列:

[1, 2, 29, 58, 643, 1286, 18647, 37294, 540613, 1081226, 15677777, 31355554, 347614159, 695228318, 10080810611, 20161621222]

約数ペア:

[(1, 20161621222), (2, 10080810611), (29, 695228318), (58, 347614159), (643, 31355554), (1286, 15677777), (18647, 1081226), (37294, 540613)]