18830474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16843}}^1$

素因数の和:16901

約数の個数: 16

約数和(自身を含む): 31127712

約数和(自身を除く): 12297238

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 16843, 33686, 218959, 437918, 724249, 1448498, 9415237, 18830474]

約数ペア:

[(1, 18830474), (2, 9415237), (13, 1448498), (26, 724249), (43, 437918), (86, 218959), (559, 33686), (1118, 16843)]