20416145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1367}}^1$

素因数の和:1504

約数の個数: 16

約数和(自身を含む): 25608960

約数和(自身を除く): 5192815

約数列:

[1, 5, 29, 103, 145, 515, 1367, 2987, 6835, 14935, 39643, 140801, 198215, 704005, 4083229, 20416145]

約数ペア:

[(1, 20416145), (5, 4083229), (29, 704005), (103, 198215), (145, 140801), (515, 39643), (1367, 14935), (2987, 6835)]