20217087745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1812379}}^1$

素因数の和:1812504

約数の個数: 16

約数和(自身を含む): 25576306560

約数和(自身を除く): 5359218815

約数列:

[1, 5, 23, 97, 115, 485, 2231, 11155, 1812379, 9061895, 41684717, 175800763, 208423585, 879003815, 4043417549, 20217087745]

約数ペア:

[(1, 20217087745), (5, 4043417549), (23, 879003815), (97, 208423585), (115, 175800763), (485, 41684717), (2231, 9061895), (11155, 1812379)]