20118154077

素因数分解:

$3^2\times 7^2\times {\mathrm{1117}}^1\times {\mathrm{40841}}^1$

素因数の和:41978

約数の個数: 36

約数和(自身を含む): 33835064796

約数和(自身を除く): 13716910719

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1117, 3351, 7819, 10053, 23457, 40841, 54733, 70371, 122523, 164199, 285887, 367569, 492597, 857661, 2001209, 2572983, 6003627, 18010881, 45619397, 136858191, 319335779, 410574573, 958007337, 2235350453, 2874022011, 6706051359, 20118154077]

約数ペア:

[(1, 20118154077), (3, 6706051359), (7, 2874022011), (9, 2235350453), (21, 958007337), (49, 410574573), (63, 319335779), (147, 136858191), (441, 45619397), (1117, 18010881), (3351, 6003627), (7819, 2572983), (10053, 2001209), (23457, 857661), (40841, 492597), (54733, 367569), (70371, 285887), (122523, 164199)]