20943693

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 31456256

約数和(自身を除く): 10512563

約数列:

[1, 3, 9, 31, 93, 271, 277, 279, 813, 831, 2439, 2493, 8401, 8587, 25203, 25761, 75067, 75609, 77283, 225201, 675603, 2327077, 6981231, 20943693]

約数ペア:

[(1, 20943693), (3, 6981231), (9, 2327077), (31, 675603), (93, 225201), (271, 77283), (277, 75609), (279, 75067), (813, 25761), (831, 25203), (2439, 8587), (2493, 8401)]