20161819972

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4832651}}^1$

素因数の和:4832811

約数の個数: 24

約数和(自身を含む): 40594276800

約数和(自身を除く): 20432456828

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4832651, 9665302, 19330604, 33828557, 67657114, 135314228, 720064999, 1440129998, 2880259996, 5040454993, 10080909986, 20161819972]

約数ペア:

[(1, 20161819972), (2, 10080909986), (4, 5040454993), (7, 2880259996), (14, 1440129998), (28, 720064999), (149, 135314228), (298, 67657114), (596, 33828557), (1043, 19330604), (2086, 9665302), (4172, 4832651)]