20730042

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26783}}^1$

素因数の和:26834

約数の個数: 24

約数和(自身を含む): 45961344

約数和(自身を除く): 25231302

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26783, 53566, 80349, 160698, 241047, 482094, 1151669, 2303338, 3455007, 6910014, 10365021, 20730042]

約数ペア:

[(1, 20730042), (2, 10365021), (3, 6910014), (6, 3455007), (9, 2303338), (18, 1151669), (43, 482094), (86, 241047), (129, 160698), (258, 80349), (387, 53566), (774, 26783)]