220870826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{11069}}^1$

素因数の和:11989

約数の個数: 16

約数和(自身を含む): 361856160

約数和(自身を除く): 140985334

約数列:

[1, 2, 11, 22, 907, 1814, 9977, 11069, 19954, 22138, 121759, 243518, 10039583, 20079166, 110435413, 220870826]

約数ペア:

[(1, 220870826), (2, 110435413), (11, 20079166), (22, 10039583), (907, 243518), (1814, 121759), (9977, 22138), (11069, 19954)]