20883801

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5477}}^1$

素因数の和:5552

約数の個数: 16

約数和(自身を含む): 29449728

約数和(自身を除く): 8565927

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5477, 16431, 169787, 224557, 509361, 673671, 6961267, 20883801]

約数ペア:

[(1, 20883801), (3, 6961267), (31, 673671), (41, 509361), (93, 224557), (123, 169787), (1271, 16431), (3813, 5477)]