20102576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{761}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 42330624

約数和(自身を除く): 22228048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 761, 1016, 1522, 1651, 2032, 3044, 3302, 6088, 6604, 9893, 12176, 13208, 19786, 26416, 39572, 79144, 96647, 158288, 193294, 386588, 773176, 1256411, 1546352, 2512822, 5025644, 10051288, 20102576]

約数ペア:

[(1, 20102576), (2, 10051288), (4, 5025644), (8, 2512822), (13, 1546352), (16, 1256411), (26, 773176), (52, 386588), (104, 193294), (127, 158288), (208, 96647), (254, 79144), (508, 39572), (761, 26416), (1016, 19786), (1522, 13208), (1651, 12176), (2032, 9893), (3044, 6604), (3302, 6088)]