20653684

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9371}}^1$

素因数の和:9423

約数の個数: 24

約数和(自身を含む): 39362400

約数和(自身を除く): 18708716

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9371, 18742, 37484, 178049, 271759, 356098, 543518, 712196, 1087036, 5163421, 10326842, 20653684]

約数ペア:

[(1, 20653684), (2, 10326842), (4, 5163421), (19, 1087036), (29, 712196), (38, 543518), (58, 356098), (76, 271759), (116, 178049), (551, 37484), (1102, 18742), (2204, 9371)]