1981815070

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2387729}}^1$

素因数の和:2387819

約数の個数: 16

約数和(自身を含む): 3610247760

約数和(自身を除く): 1628432690

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 2387729, 4775458, 11938645, 23877290, 198181507, 396363014, 990907535, 1981815070]

約数ペア:

[(1, 1981815070), (2, 990907535), (5, 396363014), (10, 198181507), (83, 23877290), (166, 11938645), (415, 4775458), (830, 2387729)]