18660164

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 33264000

約数和(自身を除く): 14603836

約数列:

[1, 2, 4, 131, 149, 239, 262, 298, 478, 524, 596, 956, 19519, 31309, 35611, 39038, 62618, 71222, 78076, 125236, 142444, 4665041, 9330082, 18660164]

約数ペア:

[(1, 18660164), (2, 9330082), (4, 4665041), (131, 142444), (149, 125236), (239, 78076), (262, 71222), (298, 62618), (478, 39038), (524, 35611), (596, 31309), (956, 19519)]