18391450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 45318528

約数和(自身を除く): 26927078

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 25, 34, 35, 50, 55, 70, 77, 85, 110, 119, 154, 170, 175, 187, 238, 275, 281, 350, 374, 385, 425, 550, 562, 595, 770, 850, 935, 1190, 1309, 1405, 1870, 1925, 1967, 2618, 2810, 2975, 3091, 3850, 3934, 4675, 4777, 5950, 6182, 6545, 7025, 9350, 9554, 9835, 13090, 14050, 15455, 19670, 21637, 23885, 30910, 32725, 33439, 43274, 47770, 49175, 52547, 65450, 66878, 77275, 98350, 105094, 108185, 119425, 154550, 167195, 216370, 238850, 262735, 334390, 367829, 525470, 540925, 735658, 835975, 1081850, 1313675, 1671950, 1839145, 2627350, 3678290, 9195725, 18391450]

約数ペア:

[(1, 18391450), (2, 9195725), (5, 3678290), (7, 2627350), (10, 1839145), (11, 1671950), (14, 1313675), (17, 1081850), (22, 835975), (25, 735658), (34, 540925), (35, 525470), (50, 367829), (55, 334390), (70, 262735), (77, 238850), (85, 216370), (110, 167195), (119, 154550), (154, 119425), (170, 108185), (175, 105094), (187, 98350), (238, 77275), (275, 66878), (281, 65450), (350, 52547), (374, 49175), (385, 47770), (425, 43274), (550, 33439), (562, 32725), (595, 30910), (770, 23885), (850, 21637), (935, 19670), (1190, 15455), (1309, 14050), (1405, 13090), (1870, 9835), (1925, 9554), (1967, 9350), (2618, 7025), (2810, 6545), (2975, 6182), (3091, 5950), (3850, 4777), (3934, 4675)]