18882050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3121}}^1$

素因数の和:3155

約数の個数: 36

約数和(自身を含む): 38616018

約数和(自身を除く): 19733968

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 3025, 3121, 6050, 6242, 15605, 31210, 34331, 68662, 78025, 156050, 171655, 343310, 377641, 755282, 858275, 1716550, 1888205, 3776410, 9441025, 18882050]

約数ペア:

[(1, 18882050), (2, 9441025), (5, 3776410), (10, 1888205), (11, 1716550), (22, 858275), (25, 755282), (50, 377641), (55, 343310), (110, 171655), (121, 156050), (242, 78025), (275, 68662), (550, 34331), (605, 31210), (1210, 15605), (3025, 6242), (3121, 6050)]