23911420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91967}}^1$

素因数の和:91989

約数の個数: 24

約数和(自身を含む): 54077184

約数和(自身を除く): 30165764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 91967, 183934, 367868, 459835, 919670, 1195571, 1839340, 2391142, 4782284, 5977855, 11955710, 23911420]

約数ペア:

[(1, 23911420), (2, 11955710), (4, 5977855), (5, 4782284), (10, 2391142), (13, 1839340), (20, 1195571), (26, 919670), (52, 459835), (65, 367868), (130, 183934), (260, 91967)]