18322020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101789}}^1$

素因数の和:101804

約数の個数: 36

約数和(自身を含む): 55577340

約数和(自身を除く): 37255320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 101789, 203578, 305367, 407156, 508945, 610734, 916101, 1017890, 1221468, 1526835, 1832202, 2035780, 3053670, 3664404, 4580505, 6107340, 9161010, 18322020]

約数ペア:

[(1, 18322020), (2, 9161010), (3, 6107340), (4, 4580505), (5, 3664404), (6, 3053670), (9, 2035780), (10, 1832202), (12, 1526835), (15, 1221468), (18, 1017890), (20, 916101), (30, 610734), (36, 508945), (45, 407156), (60, 305367), (90, 203578), (180, 101789)]