18877029145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{13093}}^1$

素因数の和:13693

約数の個数: 32

約数和(自身を含む): 25038032544

約数和(自身を除く): 6161003399

約数列:

[1, 5, 13, 41, 65, 205, 533, 541, 2665, 2705, 7033, 13093, 22181, 35165, 65465, 110905, 170209, 288353, 536813, 851045, 1441765, 2684065, 6978569, 7083313, 34892845, 35416565, 92083069, 290415833, 460415345, 1452079165, 3775405829, 18877029145]

約数ペア:

[(1, 18877029145), (5, 3775405829), (13, 1452079165), (41, 460415345), (65, 290415833), (205, 92083069), (533, 35416565), (541, 34892845), (2665, 7083313), (2705, 6978569), (7033, 2684065), (13093, 1441765), (22181, 851045), (35165, 536813), (65465, 288353), (110905, 170209)]