20754735

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4507}}^1$

素因数の和:4822

約数の個数: 16

約数和(自身を含む): 33323136

約数和(自身を除く): 12568401

約数列:

[1, 3, 5, 15, 307, 921, 1535, 4507, 4605, 13521, 22535, 67605, 1383649, 4150947, 6918245, 20754735]

約数ペア:

[(1, 20754735), (3, 6918245), (5, 4150947), (15, 1383649), (307, 67605), (921, 22535), (1535, 13521), (4507, 4605)]