20163656008

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1471}}^1$

素因数の和:1643

約数の個数: 96

約数和(自身を含む): 41026406400

約数和(自身を除く): 20862750392

約数列:

[1, 2, 4, 8, 23, 41, 46, 79, 82, 92, 158, 164, 184, 316, 328, 529, 632, 943, 1058, 1471, 1817, 1886, 2116, 2942, 3239, 3634, 3772, 4232, 5884, 6478, 7268, 7544, 11768, 12956, 14536, 21689, 25912, 33833, 41791, 43378, 60311, 67666, 74497, 83582, 86756, 116209, 120622, 135332, 148994, 167164, 173512, 232418, 241244, 270664, 297988, 334328, 464836, 482488, 595976, 778159, 929672, 1387153, 1556318, 1713431, 2672807, 2774306, 3112636, 3426862, 4764569, 5345614, 5548612, 6225272, 6853724, 9529138, 10691228, 11097224, 13707448, 19058276, 21382456, 31904519, 38116552, 61474561, 63809038, 109585087, 122949122, 127618076, 219170174, 245898244, 255236152, 438340348, 491796488, 876680696, 2520457001, 5040914002, 10081828004, 20163656008]

約数ペア:

[(1, 20163656008), (2, 10081828004), (4, 5040914002), (8, 2520457001), (23, 876680696), (41, 491796488), (46, 438340348), (79, 255236152), (82, 245898244), (92, 219170174), (158, 127618076), (164, 122949122), (184, 109585087), (316, 63809038), (328, 61474561), (529, 38116552), (632, 31904519), (943, 21382456), (1058, 19058276), (1471, 13707448), (1817, 11097224), (1886, 10691228), (2116, 9529138), (2942, 6853724), (3239, 6225272), (3634, 5548612), (3772, 5345614), (4232, 4764569), (5884, 3426862), (6478, 3112636), (7268, 2774306), (7544, 2672807), (11768, 1713431), (12956, 1556318), (14536, 1387153), (21689, 929672), (25912, 778159), (33833, 595976), (41791, 482488), (43378, 464836), (60311, 334328), (67666, 297988), (74497, 270664), (83582, 241244), (86756, 232418), (116209, 173512), (120622, 167164), (135332, 148994)]