12455728

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{8747}}^1$

素因数の和:8844

約数の個数: 20

約数和(自身を含む): 24406920

約数和(自身を除く): 11951192

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 8747, 17494, 34988, 69976, 139952, 778483, 1556966, 3113932, 6227864, 12455728]

約数ペア:

[(1, 12455728), (2, 6227864), (4, 3113932), (8, 1556966), (16, 778483), (89, 139952), (178, 69976), (356, 34988), (712, 17494), (1424, 8747)]