20077413

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 9340059

約数列:

[1, 3, 23, 41, 47, 69, 123, 141, 151, 453, 943, 1081, 1927, 2829, 3243, 3473, 5781, 6191, 7097, 10419, 18573, 21291, 44321, 132963, 142393, 163231, 290977, 427179, 489693, 872931, 6692471, 20077413]

約数ペア:

[(1, 20077413), (3, 6692471), (23, 872931), (41, 489693), (47, 427179), (69, 290977), (123, 163231), (141, 142393), (151, 132963), (453, 44321), (943, 21291), (1081, 18573), (1927, 10419), (2829, 7097), (3243, 6191), (3473, 5781)]