20540631

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5387}}^1$

素因数の和:5462

約数の個数: 16

約数和(自身を含む): 28965888

約数和(自身を除く): 8425257

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5387, 16161, 166997, 220867, 500991, 662601, 6846877, 20540631]

約数ペア:

[(1, 20540631), (3, 6846877), (31, 662601), (41, 500991), (93, 220867), (123, 166997), (1271, 16161), (3813, 5387)]