19810374

素因数分解:

$2^1\times 3^1\times {\mathrm{677}}^1\times {\mathrm{4877}}^1$

素因数の和:5559

約数の個数: 16

約数和(自身を含む): 39687408

約数和(自身を除く): 19877034

約数列:

[1, 2, 3, 6, 677, 1354, 2031, 4062, 4877, 9754, 14631, 29262, 3301729, 6603458, 9905187, 19810374]

約数ペア:

[(1, 19810374), (2, 9905187), (3, 6603458), (6, 3301729), (677, 29262), (1354, 14631), (2031, 9754), (4062, 4877)]