20165566768

素因数分解:

$2^4\times {\mathrm{23201}}^1\times {\mathrm{54323}}^1$

素因数の和:77532

約数の個数: 20

約数和(自身を含む): 39073188888

約数和(自身を除く): 18907622120

約数列:

[1, 2, 4, 8, 16, 23201, 46402, 54323, 92804, 108646, 185608, 217292, 371216, 434584, 869168, 1260347923, 2520695846, 5041391692, 10082783384, 20165566768]

約数ペア:

[(1, 20165566768), (2, 10082783384), (4, 5041391692), (8, 2520695846), (16, 1260347923), (23201, 869168), (46402, 434584), (54323, 371216), (92804, 217292), (108646, 185608)]