20187156

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13903}}^1$

素因数の和:13932

約数の個数: 36

約数和(自身を含む): 51778496

約数和(自身を除く): 31591340

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 13903, 27806, 41709, 55612, 83418, 152933, 166836, 305866, 458799, 611732, 917598, 1682263, 1835196, 3364526, 5046789, 6729052, 10093578, 20187156]

約数ペア:

[(1, 20187156), (2, 10093578), (3, 6729052), (4, 5046789), (6, 3364526), (11, 1835196), (12, 1682263), (22, 917598), (33, 611732), (44, 458799), (66, 305866), (121, 166836), (132, 152933), (242, 83418), (363, 55612), (484, 41709), (726, 27806), (1452, 13903)]