18716976

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{6841}}^1$

素因数の和:6874

約数の個数: 60

約数和(自身を含む): 55146520

約数和(自身を除く): 36429544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 6841, 13682, 20523, 27364, 41046, 54728, 61569, 82092, 109456, 123138, 129979, 164184, 246276, 259958, 328368, 389937, 492552, 519916, 779874, 985104, 1039832, 1169811, 1559748, 2079664, 2339622, 3119496, 4679244, 6238992, 9358488, 18716976]

約数ペア:

[(1, 18716976), (2, 9358488), (3, 6238992), (4, 4679244), (6, 3119496), (8, 2339622), (9, 2079664), (12, 1559748), (16, 1169811), (18, 1039832), (19, 985104), (24, 779874), (36, 519916), (38, 492552), (48, 389937), (57, 328368), (72, 259958), (76, 246276), (114, 164184), (144, 129979), (152, 123138), (171, 109456), (228, 82092), (304, 61569), (342, 54728), (456, 41046), (684, 27364), (912, 20523), (1368, 13682), (2736, 6841)]