20927088

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1$

素因数の和:1631

約数の個数: 120

約数和(自身を含む): 72127328

約数和(自身を除く): 51200240

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1597, 1638, 1872, 2184, 3194, 3276, 4368, 4791, 6388, 6552, 9582, 11179, 12776, 13104, 14373, 19164, 20761, 22358, 25552, 28746, 33537, 38328, 41522, 44716, 57492, 62283, 67074, 76656, 83044, 89432, 100611, 114984, 124566, 134148, 145327, 166088, 178864, 186849, 201222, 229968, 249132, 268296, 290654, 332176, 373698, 402444, 435981, 498264, 536592, 581308, 747396, 804888, 871962, 996528, 1162616, 1307943, 1494792, 1609776, 1743924, 2325232, 2615886, 2989584, 3487848, 5231772, 6975696, 10463544, 20927088]

約数ペア:

[(1, 20927088), (2, 10463544), (3, 6975696), (4, 5231772), (6, 3487848), (7, 2989584), (8, 2615886), (9, 2325232), (12, 1743924), (13, 1609776), (14, 1494792), (16, 1307943), (18, 1162616), (21, 996528), (24, 871962), (26, 804888), (28, 747396), (36, 581308), (39, 536592), (42, 498264), (48, 435981), (52, 402444), (56, 373698), (63, 332176), (72, 290654), (78, 268296), (84, 249132), (91, 229968), (104, 201222), (112, 186849), (117, 178864), (126, 166088), (144, 145327), (156, 134148), (168, 124566), (182, 114984), (208, 100611), (234, 89432), (252, 83044), (273, 76656), (312, 67074), (336, 62283), (364, 57492), (468, 44716), (504, 41522), (546, 38328), (624, 33537), (728, 28746), (819, 25552), (936, 22358), (1008, 20761), (1092, 19164), (1456, 14373), (1597, 13104), (1638, 12776), (1872, 11179), (2184, 9582), (3194, 6552), (3276, 6388), (4368, 4791)]