19772460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109847}}^1$

素因数の和:109862

約数の個数: 36

約数和(自身を含む): 59977008

約数和(自身を除く): 40204548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109847, 219694, 329541, 439388, 549235, 659082, 988623, 1098470, 1318164, 1647705, 1977246, 2196940, 3295410, 3954492, 4943115, 6590820, 9886230, 19772460]

約数ペア:

[(1, 19772460), (2, 9886230), (3, 6590820), (4, 4943115), (5, 3954492), (6, 3295410), (9, 2196940), (10, 1977246), (12, 1647705), (15, 1318164), (18, 1098470), (20, 988623), (30, 659082), (36, 549235), (45, 439388), (60, 329541), (90, 219694), (180, 109847)]