20590227

素因数分解:

$3^3\times 7^1\times {\mathrm{108943}}^1$

素因数の和:108959

約数の個数: 16

約数和(自身を含む): 34862080

約数和(自身を除く): 14271853

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 108943, 326829, 762601, 980487, 2287803, 2941461, 6863409, 20590227]

約数ペア:

[(1, 20590227), (3, 6863409), (7, 2941461), (9, 2287803), (21, 980487), (27, 762601), (63, 326829), (189, 108943)]