20433955

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{977}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 25349760

約数和(自身を除く): 4915805

約数列:

[1, 5, 47, 89, 235, 445, 977, 4183, 4885, 20915, 45919, 86953, 229595, 434765, 4086791, 20433955]

約数ペア:

[(1, 20433955), (5, 4086791), (47, 434765), (89, 229595), (235, 86953), (445, 45919), (977, 20915), (4183, 4885)]