18880734

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^2\times {\mathrm{701}}^1$

素因数の和:840

約数の個数: 24

約数和(自身を含む): 38388168

約数和(自身を除く): 19507434

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 701, 1402, 2103, 4206, 4489, 8978, 13467, 26934, 46967, 93934, 140901, 281802, 3146789, 6293578, 9440367, 18880734]

約数ペア:

[(1, 18880734), (2, 9440367), (3, 6293578), (6, 3146789), (67, 281802), (134, 140901), (201, 93934), (402, 46967), (701, 26934), (1402, 13467), (2103, 8978), (4206, 4489)]