20132415568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{152389}}^1$

素因数の和:152779

約数の個数: 40

約数和(自身を含む): 40816137600

約数和(自身を除く): 20683722032

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 359, 368, 718, 1436, 2872, 5744, 8257, 16514, 33028, 66056, 132112, 152389, 304778, 609556, 1219112, 2438224, 3504947, 7009894, 14019788, 28039576, 54707651, 56079152, 109415302, 218830604, 437661208, 875322416, 1258275973, 2516551946, 5033103892, 10066207784, 20132415568]

約数ペア:

[(1, 20132415568), (2, 10066207784), (4, 5033103892), (8, 2516551946), (16, 1258275973), (23, 875322416), (46, 437661208), (92, 218830604), (184, 109415302), (359, 56079152), (368, 54707651), (718, 28039576), (1436, 14019788), (2872, 7009894), (5744, 3504947), (8257, 2438224), (16514, 1219112), (33028, 609556), (66056, 304778), (132112, 152389)]