20119786688

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{430057}}^1$

素因数の和:430129

約数の個数: 56

約数和(自身を含む): 43256953872

約数和(自身を除く): 23137167184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 136, 172, 272, 344, 544, 688, 731, 1088, 1376, 1462, 2752, 2924, 5848, 11696, 23392, 46784, 430057, 860114, 1720228, 3440456, 6880912, 7310969, 13761824, 14621938, 18492451, 27523648, 29243876, 36984902, 58487752, 73969804, 116975504, 147939608, 233951008, 295879216, 314371667, 467902016, 591758432, 628743334, 1183516864, 1257486668, 2514973336, 5029946672, 10059893344, 20119786688]

約数ペア:

[(1, 20119786688), (2, 10059893344), (4, 5029946672), (8, 2514973336), (16, 1257486668), (17, 1183516864), (32, 628743334), (34, 591758432), (43, 467902016), (64, 314371667), (68, 295879216), (86, 233951008), (136, 147939608), (172, 116975504), (272, 73969804), (344, 58487752), (544, 36984902), (688, 29243876), (731, 27523648), (1088, 18492451), (1376, 14621938), (1462, 13761824), (2752, 7310969), (2924, 6880912), (5848, 3440456), (11696, 1720228), (23392, 860114), (46784, 430057)]