20815908

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{29401}}^1$

素因数の和:29467

約数の個数: 24

約数和(自身を含む): 49395360

約数和(自身を除く): 28579452

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708, 29401, 58802, 88203, 117604, 176406, 352812, 1734659, 3469318, 5203977, 6938636, 10407954, 20815908]

約数ペア:

[(1, 20815908), (2, 10407954), (3, 6938636), (4, 5203977), (6, 3469318), (12, 1734659), (59, 352812), (118, 176406), (177, 117604), (236, 88203), (354, 58802), (708, 29401)]