20224245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 35462016

約数和(自身を除く): 15237771

約数列:

[1, 3, 5, 15, 23, 31, 61, 69, 93, 115, 155, 183, 305, 345, 465, 713, 915, 961, 1403, 1891, 2139, 2883, 3565, 4209, 4805, 5673, 7015, 9455, 10695, 14415, 21045, 22103, 28365, 43493, 58621, 66309, 110515, 130479, 175863, 217465, 293105, 331545, 652395, 879315, 1348283, 4044849, 6741415, 20224245]

約数ペア:

[(1, 20224245), (3, 6741415), (5, 4044849), (15, 1348283), (23, 879315), (31, 652395), (61, 331545), (69, 293105), (93, 217465), (115, 175863), (155, 130479), (183, 110515), (305, 66309), (345, 58621), (465, 43493), (713, 28365), (915, 22103), (961, 21045), (1403, 14415), (1891, 10695), (2139, 9455), (2883, 7015), (3565, 5673), (4209, 4805)]