20452497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^2$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 30848832

約数和(自身を除く): 10396335

約数列:

[1, 3, 13, 23, 39, 69, 151, 299, 453, 897, 1963, 3473, 5889, 10419, 22801, 45149, 68403, 135447, 296413, 524423, 889239, 1573269, 6817499, 20452497]

約数ペア:

[(1, 20452497), (3, 6817499), (13, 1573269), (23, 889239), (39, 524423), (69, 296413), (151, 135447), (299, 68403), (453, 45149), (897, 22801), (1963, 10419), (3473, 5889)]