20846486

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1087}}^1$

素因数の和:1355

約数の個数: 16

約数和(自身を含む): 32169984

約数和(自身を除く): 11323498

約数列:

[1, 2, 43, 86, 223, 446, 1087, 2174, 9589, 19178, 46741, 93482, 242401, 484802, 10423243, 20846486]

約数ペア:

[(1, 20846486), (2, 10423243), (43, 484802), (86, 242401), (223, 93482), (446, 46741), (1087, 19178), (2174, 9589)]