21887848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{143999}}^1$

素因数の和:144024

約数の個数: 16

約数和(自身を含む): 43200000

約数和(自身を除く): 21312152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 143999, 287998, 575996, 1151992, 2735981, 5471962, 10943924, 21887848]

約数ペア:

[(1, 21887848), (2, 10943924), (4, 5471962), (8, 2735981), (19, 1151992), (38, 575996), (76, 287998), (152, 143999)]