19794438

素因数分解:

$2^1\times 3^2\times {\mathrm{997}}^1\times {\mathrm{1103}}^1$

素因数の和:2108

約数の個数: 24

約数和(自身を含む): 42969888

約数和(自身を除く): 23175450

約数列:

[1, 2, 3, 6, 9, 18, 997, 1103, 1994, 2206, 2991, 3309, 5982, 6618, 8973, 9927, 17946, 19854, 1099691, 2199382, 3299073, 6598146, 9897219, 19794438]

約数ペア:

[(1, 19794438), (2, 9897219), (3, 6598146), (6, 3299073), (9, 2199382), (18, 1099691), (997, 19854), (1103, 17946), (1994, 9927), (2206, 8973), (2991, 6618), (3309, 5982)]