20120123101

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{210257}}^1$

素因数の和:210720

約数の個数: 16

約数和(自身を含む): 22995496944

約数和(自身を除く): 2875373843

約数列:

[1, 13, 17, 221, 433, 5629, 7361, 95693, 210257, 2733341, 3574369, 46466797, 91041281, 1183536653, 1547701777, 20120123101]

約数ペア:

[(1, 20120123101), (13, 1547701777), (17, 1183536653), (221, 91041281), (433, 46466797), (5629, 3574369), (7361, 2733341), (95693, 210257)]