20380854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6373}}^1$

素因数の和:6432

約数の個数: 32

約数和(自身を含む): 44974944

約数和(自身を除く): 24594090

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6373, 12746, 19119, 38238, 82849, 165698, 248547, 261293, 497094, 522586, 783879, 1567758, 3396809, 6793618, 10190427, 20380854]

約数ペア:

[(1, 20380854), (2, 10190427), (3, 6793618), (6, 3396809), (13, 1567758), (26, 783879), (39, 522586), (41, 497094), (78, 261293), (82, 248547), (123, 165698), (246, 82849), (533, 38238), (1066, 19119), (1599, 12746), (3198, 6373)]