20581482

素因数分解:

$2^1\times 3^1\times {\mathrm{977}}^1\times {\mathrm{3511}}^1$

素因数の和:4493

約数の個数: 16

約数和(自身を含む): 41216832

約数和(自身を除く): 20635350

約数列:

[1, 2, 3, 6, 977, 1954, 2931, 3511, 5862, 7022, 10533, 21066, 3430247, 6860494, 10290741, 20581482]

約数ペア:

[(1, 20581482), (2, 10290741), (3, 6860494), (6, 3430247), (977, 21066), (1954, 10533), (2931, 7022), (3511, 5862)]