18920152

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{44623}}^1$

素因数の和:44682

約数の個数: 16

約数和(自身を含む): 36145440

約数和(自身を除く): 17225288

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 44623, 89246, 178492, 356984, 2365019, 4730038, 9460076, 18920152]

約数ペア:

[(1, 18920152), (2, 9460076), (4, 4730038), (8, 2365019), (53, 356984), (106, 178492), (212, 89246), (424, 44623)]