20178872758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8905063}}^1$

素因数の和:8905179

約数の個数: 16

約数和(自身を含む): 33340559616

約数和(自身を除く): 13161686858

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8905063, 17810126, 97955693, 195911386, 917221489, 1834442978, 10089436379, 20178872758]

約数ペア:

[(1, 20178872758), (2, 10089436379), (11, 1834442978), (22, 917221489), (103, 195911386), (206, 97955693), (1133, 17810126), (2266, 8905063)]