20823848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{136999}}^1$

素因数の和:137024

約数の個数: 16

約数和(自身を含む): 41100000

約数和(自身を除く): 20276152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 136999, 273998, 547996, 1095992, 2602981, 5205962, 10411924, 20823848]

約数ペア:

[(1, 20823848), (2, 10411924), (4, 5205962), (8, 2602981), (19, 1095992), (38, 547996), (76, 273998), (152, 136999)]