20870545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1429}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 26357760

約数和(自身を除く): 5487215

約数列:

[1, 5, 23, 115, 127, 635, 1429, 2921, 7145, 14605, 32867, 164335, 181483, 907415, 4174109, 20870545]

約数ペア:

[(1, 20870545), (5, 4174109), (23, 907415), (115, 181483), (127, 164335), (635, 32867), (1429, 14605), (2921, 7145)]