20355621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2063}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 33288192

約数和(自身を除く): 12932571

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 143, 253, 299, 429, 759, 897, 2063, 3289, 6189, 9867, 22693, 26819, 47449, 68079, 80457, 142347, 295009, 521939, 616837, 885027, 1565817, 1850511, 6785207, 20355621]

約数ペア:

[(1, 20355621), (3, 6785207), (11, 1850511), (13, 1565817), (23, 885027), (33, 616837), (39, 521939), (69, 295009), (143, 142347), (253, 80457), (299, 68079), (429, 47449), (759, 26819), (897, 22693), (2063, 9867), (3289, 6189)]