20962292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 43690752

約数和(自身を除く): 22728460

約数列:

[1, 2, 4, 13, 17, 23, 26, 34, 46, 52, 68, 92, 221, 299, 391, 442, 598, 782, 884, 1031, 1196, 1564, 2062, 4124, 5083, 10166, 13403, 17527, 20332, 23713, 26806, 35054, 47426, 53612, 70108, 94852, 227851, 308269, 403121, 455702, 616538, 806242, 911404, 1233076, 1612484, 5240573, 10481146, 20962292]

約数ペア:

[(1, 20962292), (2, 10481146), (4, 5240573), (13, 1612484), (17, 1233076), (23, 911404), (26, 806242), (34, 616538), (46, 455702), (52, 403121), (68, 308269), (92, 227851), (221, 94852), (299, 70108), (391, 53612), (442, 47426), (598, 35054), (782, 26806), (884, 23713), (1031, 20332), (1196, 17527), (1564, 13403), (2062, 10166), (4124, 5083)]