20440491

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5021}}^1$

素因数の和:5106

約数の個数: 16

約数和(自身を含む): 28926720

約数和(自身を除く): 8486229

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 5021, 15063, 115483, 296239, 346449, 888717, 6813497, 20440491]

約数ペア:

[(1, 20440491), (3, 6813497), (23, 888717), (59, 346449), (69, 296239), (177, 115483), (1357, 15063), (4071, 5021)]