19636870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10501}}^1$

素因数の和:10536

約数の個数: 32

約数和(自身を含む): 40831776

約数和(自身を除く): 21194906

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 10501, 21002, 52505, 105010, 115511, 178517, 231022, 357034, 577555, 892585, 1155110, 1785170, 1963687, 3927374, 9818435, 19636870]

約数ペア:

[(1, 19636870), (2, 9818435), (5, 3927374), (10, 1963687), (11, 1785170), (17, 1155110), (22, 892585), (34, 577555), (55, 357034), (85, 231022), (110, 178517), (170, 115511), (187, 105010), (374, 52505), (935, 21002), (1870, 10501)]