20313285

素因数分解:

$3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2347}}^1$

素因数の和:2932

約数の個数: 16

約数和(自身を含む): 32571456

約数和(自身を除く): 12258171

約数列:

[1, 3, 5, 15, 577, 1731, 2347, 2885, 7041, 8655, 11735, 35205, 1354219, 4062657, 6771095, 20313285]

約数ペア:

[(1, 20313285), (3, 6771095), (5, 4062657), (15, 1354219), (577, 35205), (1731, 11735), (2347, 8655), (2885, 7041)]