18890032

素因数分解:

$2^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{743}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 42068736

約数和(自身を除く): 23178704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 227, 454, 743, 908, 1486, 1589, 1816, 2972, 3178, 3632, 5201, 5944, 6356, 10402, 11888, 12712, 20804, 25424, 41608, 83216, 168661, 337322, 674644, 1180627, 1349288, 2361254, 2698576, 4722508, 9445016, 18890032]

約数ペア:

[(1, 18890032), (2, 9445016), (4, 4722508), (7, 2698576), (8, 2361254), (14, 1349288), (16, 1180627), (28, 674644), (56, 337322), (112, 168661), (227, 83216), (454, 41608), (743, 25424), (908, 20804), (1486, 12712), (1589, 11888), (1816, 10402), (2972, 6356), (3178, 5944), (3632, 5201)]