20793552

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 59162880

約数和(自身を除く): 38369328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 78, 94, 104, 141, 156, 188, 208, 282, 312, 376, 564, 611, 624, 709, 752, 1128, 1222, 1418, 1833, 2127, 2256, 2444, 2836, 3666, 4254, 4888, 5672, 7332, 8508, 9217, 9776, 11344, 14664, 17016, 18434, 27651, 29328, 33323, 34032, 36868, 55302, 66646, 73736, 99969, 110604, 133292, 147472, 199938, 221208, 266584, 399876, 433199, 442416, 533168, 799752, 866398, 1299597, 1599504, 1732796, 2599194, 3465592, 5198388, 6931184, 10396776, 20793552]

約数ペア:

[(1, 20793552), (2, 10396776), (3, 6931184), (4, 5198388), (6, 3465592), (8, 2599194), (12, 1732796), (13, 1599504), (16, 1299597), (24, 866398), (26, 799752), (39, 533168), (47, 442416), (48, 433199), (52, 399876), (78, 266584), (94, 221208), (104, 199938), (141, 147472), (156, 133292), (188, 110604), (208, 99969), (282, 73736), (312, 66646), (376, 55302), (564, 36868), (611, 34032), (624, 33323), (709, 29328), (752, 27651), (1128, 18434), (1222, 17016), (1418, 14664), (1833, 11344), (2127, 9776), (2256, 9217), (2444, 8508), (2836, 7332), (3666, 5672), (4254, 4888)]