18372780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{102071}}^1$

素因数の和:102086

約数の個数: 36

約数和(自身を含む): 55731312

約数和(自身を除く): 37358532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 102071, 204142, 306213, 408284, 510355, 612426, 918639, 1020710, 1224852, 1531065, 1837278, 2041420, 3062130, 3674556, 4593195, 6124260, 9186390, 18372780]

約数ペア:

[(1, 18372780), (2, 9186390), (3, 6124260), (4, 4593195), (5, 3674556), (6, 3062130), (9, 2041420), (10, 1837278), (12, 1531065), (15, 1224852), (18, 1020710), (20, 918639), (30, 612426), (36, 510355), (45, 408284), (60, 306213), (90, 204142), (180, 102071)]