20581908

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6329}}^1$

素因数の和:6607

約数の個数: 24

約数和(自身を含む): 48209280

約数和(自身を除く): 27627372

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6329, 12658, 18987, 25316, 37974, 75948, 1715159, 3430318, 5145477, 6860636, 10290954, 20581908]

約数ペア:

[(1, 20581908), (2, 10290954), (3, 6860636), (4, 5145477), (6, 3430318), (12, 1715159), (271, 75948), (542, 37974), (813, 25316), (1084, 18987), (1626, 12658), (3252, 6329)]