19458164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4133}}^1$

素因数の和:4255

約数の個数: 24

約数和(自身を含む): 37503648

約数和(自身を除く): 18045484

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4133, 4708, 8266, 16532, 45463, 90926, 181852, 442231, 884462, 1768924, 4864541, 9729082, 19458164]

約数ペア:

[(1, 19458164), (2, 9729082), (4, 4864541), (11, 1768924), (22, 884462), (44, 442231), (107, 181852), (214, 90926), (428, 45463), (1177, 16532), (2354, 8266), (4133, 4708)]