20123852567

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2484733}}^1$

素因数の和:2484842

約数の個数: 16

約数和(自身を含む): 25046118720

約数和(自身を除く): 4922266153

約数列:

[1, 7, 13, 89, 91, 623, 1157, 8099, 2484733, 17393131, 32301529, 221141237, 226110703, 1547988659, 2874836081, 20123852567]

約数ペア:

[(1, 20123852567), (7, 2874836081), (13, 1547988659), (89, 226110703), (91, 221141237), (623, 32301529), (1157, 17393131), (8099, 2484733)]