19814292

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1103}}^1$

素因数の和:1612

約数の個数: 36

約数和(自身を含む): 50232000

約数和(自身を除く): 30417708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1103, 1497, 1996, 2206, 2994, 3309, 4412, 4491, 5988, 6618, 8982, 9927, 13236, 17964, 19854, 39708, 550397, 1100794, 1651191, 2201588, 3302382, 4953573, 6604764, 9907146, 19814292]

約数ペア:

[(1, 19814292), (2, 9907146), (3, 6604764), (4, 4953573), (6, 3302382), (9, 2201588), (12, 1651191), (18, 1100794), (36, 550397), (499, 39708), (998, 19854), (1103, 17964), (1497, 13236), (1996, 9927), (2206, 8982), (2994, 6618), (3309, 5988), (4412, 4491)]