9431890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5581}}^1$

素因数の和:5614

約数の個数: 24

約数和(自身を含む): 18387108

約数和(自身を除く): 8955218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 5581, 11162, 27905, 55810, 72553, 145106, 362765, 725530, 943189, 1886378, 4715945, 9431890]

約数ペア:

[(1, 9431890), (2, 4715945), (5, 1886378), (10, 943189), (13, 725530), (26, 362765), (65, 145106), (130, 72553), (169, 55810), (338, 27905), (845, 11162), (1690, 5581)]