20147871195

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{21283}}^1$

素因数の和:21596

約数の個数: 48

約数和(自身を含む): 35427643680

約数和(自身を除く): 15279772485

約数列:

[1, 3, 5, 9, 15, 45, 109, 193, 327, 545, 579, 965, 981, 1635, 1737, 2895, 4905, 8685, 21037, 21283, 63111, 63849, 105185, 106415, 189333, 191547, 315555, 319245, 946665, 957735, 2319847, 4107619, 6959541, 11599235, 12322857, 20538095, 20878623, 34797705, 36968571, 61614285, 104393115, 184842855, 447730471, 1343191413, 2238652355, 4029574239, 6715957065, 20147871195]

約数ペア:

[(1, 20147871195), (3, 6715957065), (5, 4029574239), (9, 2238652355), (15, 1343191413), (45, 447730471), (109, 184842855), (193, 104393115), (327, 61614285), (545, 36968571), (579, 34797705), (965, 20878623), (981, 20538095), (1635, 12322857), (1737, 11599235), (2895, 6959541), (4905, 4107619), (8685, 2319847), (21037, 957735), (21283, 946665), (63111, 319245), (63849, 315555), (105185, 191547), (106415, 189333)]