20056530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51427}}^1$

素因数の和:51450

約数の個数: 32

約数和(自身を含む): 51839424

約数和(自身を除く): 31782894

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51427, 102854, 154281, 257135, 308562, 514270, 668551, 771405, 1337102, 1542810, 2005653, 3342755, 4011306, 6685510, 10028265, 20056530]

約数ペア:

[(1, 20056530), (2, 10028265), (3, 6685510), (5, 4011306), (6, 3342755), (10, 2005653), (13, 1542810), (15, 1337102), (26, 771405), (30, 668551), (39, 514270), (65, 308562), (78, 257135), (130, 154281), (195, 102854), (390, 51427)]