22481420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86467}}^1$

素因数の和:86489

約数の個数: 24

約数和(自身を含む): 50843184

約数和(自身を除く): 28361764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 86467, 172934, 345868, 432335, 864670, 1124071, 1729340, 2248142, 4496284, 5620355, 11240710, 22481420]

約数ペア:

[(1, 22481420), (2, 11240710), (4, 5620355), (5, 4496284), (10, 2248142), (13, 1729340), (20, 1124071), (26, 864670), (52, 432335), (65, 345868), (130, 172934), (260, 86467)]