19974690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{221941}}^1$

素因数の和:221954

約数の個数: 24

約数和(自身を含む): 51934428

約数和(自身を除く): 31959738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 221941, 443882, 665823, 1109705, 1331646, 1997469, 2219410, 3329115, 3994938, 6658230, 9987345, 19974690]

約数ペア:

[(1, 19974690), (2, 9987345), (3, 6658230), (5, 3994938), (6, 3329115), (9, 2219410), (10, 1997469), (15, 1331646), (18, 1109705), (30, 665823), (45, 443882), (90, 221941)]