20563755

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1153}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 34896960

約数和(自身を除く): 14333205

約数列:

[1, 3, 5, 15, 29, 41, 87, 123, 145, 205, 435, 615, 1153, 1189, 3459, 3567, 5765, 5945, 17295, 17835, 33437, 47273, 100311, 141819, 167185, 236365, 501555, 709095, 1370917, 4112751, 6854585, 20563755]

約数ペア:

[(1, 20563755), (3, 6854585), (5, 4112751), (15, 1370917), (29, 709095), (41, 501555), (87, 236365), (123, 167185), (145, 141819), (205, 100311), (435, 47273), (615, 33437), (1153, 17835), (1189, 17295), (3459, 5945), (3567, 5765)]