20398484

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{4289}}^1$

素因数の和:4363

約数の個数: 24

約数和(自身を含む): 37837800

約数和(自身を除く): 17439316

約数列:

[1, 2, 4, 29, 41, 58, 82, 116, 164, 1189, 2378, 4289, 4756, 8578, 17156, 124381, 175849, 248762, 351698, 497524, 703396, 5099621, 10199242, 20398484]

約数ペア:

[(1, 20398484), (2, 10199242), (4, 5099621), (29, 703396), (41, 497524), (58, 351698), (82, 248762), (116, 175849), (164, 124381), (1189, 17156), (2378, 8578), (4289, 4756)]