13878020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53377}}^1$

素因数の和:53399

約数の個数: 24

約数和(自身を含む): 31386264

約数和(自身を除く): 17508244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 53377, 106754, 213508, 266885, 533770, 693901, 1067540, 1387802, 2775604, 3469505, 6939010, 13878020]

約数ペア:

[(1, 13878020), (2, 6939010), (4, 3469505), (5, 2775604), (10, 1387802), (13, 1067540), (20, 693901), (26, 533770), (52, 266885), (65, 213508), (130, 106754), (260, 53377)]