20218661653

素因数分解:

${\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{309433}}^1$

素因数の和:309652

約数の個数: 12

約数和(自身を含む): 21456772428

約数和(自身を除く): 1238110775

約数列:

[1, 19, 181, 361, 3439, 65341, 309433, 5879227, 56007373, 111705313, 1064140087, 20218661653]

約数ペア:

[(1, 20218661653), (19, 1064140087), (181, 111705313), (361, 56007373), (3439, 5879227), (65341, 309433)]