20218993939

素因数分解:

${\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{18671}}^1$

素因数の和:19130

約数の個数: 16

約数和(自身を含む): 21295042560

約数和(自身を除く): 1076048621

約数列:

[1, 23, 197, 239, 4531, 5497, 18671, 47083, 429433, 1082909, 3678187, 4462369, 84598301, 102634487, 879086693, 20218993939]

約数ペア:

[(1, 20218993939), (23, 879086693), (197, 102634487), (239, 84598301), (4531, 4462369), (5497, 3678187), (18671, 1082909), (47083, 429433)]