20508714342

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{167039}}^1$

素因数の和:167425

約数の個数: 48

約数和(自身を含む): 46904832000

約数和(自身を除く): 26396117658

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 359, 718, 1077, 2154, 3231, 6462, 6821, 13642, 20463, 40926, 61389, 122778, 167039, 334078, 501117, 1002234, 1503351, 3006702, 3173741, 6347482, 9521223, 19042446, 28563669, 57127338, 59967001, 119934002, 179901003, 359802006, 539703009, 1079406018, 1139373019, 2278746038, 3418119057, 6836238114, 10254357171, 20508714342]

約数ペア:

[(1, 20508714342), (2, 10254357171), (3, 6836238114), (6, 3418119057), (9, 2278746038), (18, 1139373019), (19, 1079406018), (38, 539703009), (57, 359802006), (114, 179901003), (171, 119934002), (342, 59967001), (359, 57127338), (718, 28563669), (1077, 19042446), (2154, 9521223), (3231, 6347482), (6462, 3173741), (6821, 3006702), (13642, 1503351), (20463, 1002234), (40926, 501117), (61389, 334078), (122778, 167039)]