19082016

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1198

約数の個数: 72

約数和(自身を含む): 55233360

約数和(自身を除く): 36151344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1123, 1416, 1888, 2124, 2246, 2832, 3369, 4248, 4492, 5664, 6738, 8496, 8984, 10107, 13476, 16992, 17968, 20214, 26952, 35936, 40428, 53904, 66257, 80856, 107808, 132514, 161712, 198771, 265028, 323424, 397542, 530056, 596313, 795084, 1060112, 1192626, 1590168, 2120224, 2385252, 3180336, 4770504, 6360672, 9541008, 19082016]

約数ペア:

[(1, 19082016), (2, 9541008), (3, 6360672), (4, 4770504), (6, 3180336), (8, 2385252), (9, 2120224), (12, 1590168), (16, 1192626), (18, 1060112), (24, 795084), (32, 596313), (36, 530056), (48, 397542), (59, 323424), (72, 265028), (96, 198771), (118, 161712), (144, 132514), (177, 107808), (236, 80856), (288, 66257), (354, 53904), (472, 40428), (531, 35936), (708, 26952), (944, 20214), (1062, 17968), (1123, 16992), (1416, 13476), (1888, 10107), (2124, 8984), (2246, 8496), (2832, 6738), (3369, 5664), (4248, 4492)]