220105078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{90281}}^1$

素因数の和:90359

約数の個数: 16

約数和(自身を含む): 351016416

約数和(自身を除く): 130911338

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 90281, 180562, 2076463, 4152926, 4784893, 9569786, 110052539, 220105078]

約数ペア:

[(1, 220105078), (2, 110052539), (23, 9569786), (46, 4784893), (53, 4152926), (106, 2076463), (1219, 180562), (2438, 90281)]