20159822

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8269}}^1$

素因数の和:8347

約数の個数: 16

約数和(自身を含む): 32153760

約数和(自身を除く): 11993938

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8269, 16538, 190187, 380374, 438257, 876514, 10079911, 20159822]

約数ペア:

[(1, 20159822), (2, 10079911), (23, 876514), (46, 438257), (53, 380374), (106, 190187), (1219, 16538), (2438, 8269)]