18896136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1$

素因数の和:974

約数の個数: 64

約数和(自身を含む): 54449280

約数和(自身を除く): 35553144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 821, 822, 959, 1096, 1642, 1644, 1918, 2463, 2877, 3284, 3288, 3836, 4926, 5747, 5754, 6568, 7672, 9852, 11494, 11508, 17241, 19704, 22988, 23016, 34482, 45976, 68964, 112477, 137928, 224954, 337431, 449908, 674862, 787339, 899816, 1349724, 1574678, 2362017, 2699448, 3149356, 4724034, 6298712, 9448068, 18896136]

約数ペア:

[(1, 18896136), (2, 9448068), (3, 6298712), (4, 4724034), (6, 3149356), (7, 2699448), (8, 2362017), (12, 1574678), (14, 1349724), (21, 899816), (24, 787339), (28, 674862), (42, 449908), (56, 337431), (84, 224954), (137, 137928), (168, 112477), (274, 68964), (411, 45976), (548, 34482), (821, 23016), (822, 22988), (959, 19704), (1096, 17241), (1642, 11508), (1644, 11494), (1918, 9852), (2463, 7672), (2877, 6568), (3284, 5754), (3288, 5747), (3836, 4926)]