18661344

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:832

約数の個数: 96

約数和(自身を含む): 55601280

約数和(自身を除く): 36939936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 152, 156, 208, 228, 247, 304, 312, 416, 456, 494, 608, 624, 741, 787, 912, 988, 1248, 1482, 1574, 1824, 1976, 2361, 2964, 3148, 3952, 4722, 5928, 6296, 7904, 9444, 10231, 11856, 12592, 14953, 18888, 20462, 23712, 25184, 29906, 30693, 37776, 40924, 44859, 59812, 61386, 75552, 81848, 89718, 119624, 122772, 163696, 179436, 194389, 239248, 245544, 327392, 358872, 388778, 478496, 491088, 583167, 717744, 777556, 982176, 1166334, 1435488, 1555112, 2332668, 3110224, 4665336, 6220448, 9330672, 18661344]

約数ペア:

[(1, 18661344), (2, 9330672), (3, 6220448), (4, 4665336), (6, 3110224), (8, 2332668), (12, 1555112), (13, 1435488), (16, 1166334), (19, 982176), (24, 777556), (26, 717744), (32, 583167), (38, 491088), (39, 478496), (48, 388778), (52, 358872), (57, 327392), (76, 245544), (78, 239248), (96, 194389), (104, 179436), (114, 163696), (152, 122772), (156, 119624), (208, 89718), (228, 81848), (247, 75552), (304, 61386), (312, 59812), (416, 44859), (456, 40924), (494, 37776), (608, 30693), (624, 29906), (741, 25184), (787, 23712), (912, 20462), (988, 18888), (1248, 14953), (1482, 12592), (1574, 11856), (1824, 10231), (1976, 9444), (2361, 7904), (2964, 6296), (3148, 5928), (3952, 4722)]