20413912

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{87991}}^1$

素因数の和:88026

約数の個数: 16

約数和(自身を含む): 39596400

約数和(自身を除く): 19182488

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 87991, 175982, 351964, 703928, 2551739, 5103478, 10206956, 20413912]

約数ペア:

[(1, 20413912), (2, 10206956), (4, 5103478), (8, 2551739), (29, 703928), (58, 351964), (116, 175982), (232, 87991)]