20405928

素因数分解:

$2^3\times 3^1\times {\mathrm{850247}}^1$

素因数の和:850256

約数の個数: 16

約数和(自身を含む): 51014880

約数和(自身を除く): 30608952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 850247, 1700494, 2550741, 3400988, 5101482, 6801976, 10202964, 20405928]

約数ペア:

[(1, 20405928), (2, 10202964), (3, 6801976), (4, 5101482), (6, 3400988), (8, 2550741), (12, 1700494), (24, 850247)]