19686396

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{40013}}^1$

素因数の和:40061

約数の個数: 24

約数和(自身を含む): 47056464

約数和(自身を除く): 27370068

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 40013, 80026, 120039, 160052, 240078, 480156, 1640533, 3281066, 4921599, 6562132, 9843198, 19686396]

約数ペア:

[(1, 19686396), (2, 9843198), (3, 6562132), (4, 4921599), (6, 3281066), (12, 1640533), (41, 480156), (82, 240078), (123, 160052), (164, 120039), (246, 80026), (492, 40013)]