19226079

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{2447}}^1$

素因数の和:2556

約数の個数: 20

約数和(自身を含む): 29028384

約数和(自身を除く): 9802305

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2447, 2619, 7341, 7857, 22023, 66069, 198207, 237359, 712077, 2136231, 6408693, 19226079]

約数ペア:

[(1, 19226079), (3, 6408693), (9, 2136231), (27, 712077), (81, 237359), (97, 198207), (291, 66069), (873, 22023), (2447, 7857), (2619, 7341)]