20496475328

素因数分解:

$2^6\times 7^1\times {\mathrm{173}}^1\times {\mathrm{373}}^1\times {\mathrm{709}}^1$

素因数の和:1274

約数の個数: 112

約数和(自身を含む): 46943223360

約数和(自身を除く): 26446748032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 173, 224, 346, 373, 448, 692, 709, 746, 1211, 1384, 1418, 1492, 2422, 2611, 2768, 2836, 2984, 4844, 4963, 5222, 5536, 5672, 5968, 9688, 9926, 10444, 11072, 11344, 11936, 19376, 19852, 20888, 22688, 23872, 38752, 39704, 41776, 45376, 64529, 77504, 79408, 83552, 122657, 129058, 158816, 167104, 245314, 258116, 264457, 317632, 451703, 490628, 516232, 528914, 858599, 903406, 981256, 1032464, 1057828, 1717198, 1806812, 1851199, 1962512, 2064928, 2115656, 3434396, 3613624, 3702398, 3925024, 4129856, 4231312, 6868792, 7227248, 7404796, 7850048, 8462624, 13737584, 14454496, 14809592, 16925248, 27475168, 28908992, 29619184, 45751061, 54950336, 59238368, 91502122, 118476736, 183004244, 320257427, 366008488, 640514854, 732016976, 1281029708, 1464033952, 2562059416, 2928067904, 5124118832, 10248237664, 20496475328]

約数ペア:

[(1, 20496475328), (2, 10248237664), (4, 5124118832), (7, 2928067904), (8, 2562059416), (14, 1464033952), (16, 1281029708), (28, 732016976), (32, 640514854), (56, 366008488), (64, 320257427), (112, 183004244), (173, 118476736), (224, 91502122), (346, 59238368), (373, 54950336), (448, 45751061), (692, 29619184), (709, 28908992), (746, 27475168), (1211, 16925248), (1384, 14809592), (1418, 14454496), (1492, 13737584), (2422, 8462624), (2611, 7850048), (2768, 7404796), (2836, 7227248), (2984, 6868792), (4844, 4231312), (4963, 4129856), (5222, 3925024), (5536, 3702398), (5672, 3613624), (5968, 3434396), (9688, 2115656), (9926, 2064928), (10444, 1962512), (11072, 1851199), (11344, 1806812), (11936, 1717198), (19376, 1057828), (19852, 1032464), (20888, 981256), (22688, 903406), (23872, 858599), (38752, 528914), (39704, 516232), (41776, 490628), (45376, 451703), (64529, 317632), (77504, 264457), (79408, 258116), (83552, 245314), (122657, 167104), (129058, 158816)]