19772010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219689}}^1$

素因数の和:219702

約数の個数: 24

約数和(自身を含む): 51407460

約数和(自身を除く): 31635450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219689, 439378, 659067, 1098445, 1318134, 1977201, 2196890, 3295335, 3954402, 6590670, 9886005, 19772010]

約数ペア:

[(1, 19772010), (2, 9886005), (3, 6590670), (5, 3954402), (6, 3295335), (9, 2196890), (10, 1977201), (15, 1318134), (18, 1098445), (30, 659067), (45, 439378), (90, 219689)]