20637002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7649}}^1$

素因数の和:7741

約数の個数: 16

約数和(自身を含む): 33048000

約数和(自身を除く): 12410998

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7649, 15298, 145331, 290662, 543079, 1086158, 10318501, 20637002]

約数ペア:

[(1, 20637002), (2, 10318501), (19, 1086158), (38, 543079), (71, 290662), (142, 145331), (1349, 15298), (2698, 7649)]