18821418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40739}}^1$

素因数の和:40762

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 28111062

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 40739, 81478, 122217, 244434, 285173, 448129, 570346, 855519, 896258, 1344387, 1711038, 2688774, 3136903, 6273806, 9410709, 18821418]

約数ペア:

[(1, 18821418), (2, 9410709), (3, 6273806), (6, 3136903), (7, 2688774), (11, 1711038), (14, 1344387), (21, 896258), (22, 855519), (33, 570346), (42, 448129), (66, 285173), (77, 244434), (154, 122217), (231, 81478), (462, 40739)]