20996856126

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{3502979}}^1$

素因数の和:3503030

約数の個数: 40

約数和(自身を含む): 48320106120

約数和(自身を除く): 27323249994

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 5994, 3502979, 7005958, 10508937, 21017874, 31526811, 63053622, 94580433, 129610223, 189160866, 259220446, 283741299, 388830669, 567482598, 777661338, 1166492007, 2332984014, 3499476021, 6998952042, 10498428063, 20996856126]

約数ペア:

[(1, 20996856126), (2, 10498428063), (3, 6998952042), (6, 3499476021), (9, 2332984014), (18, 1166492007), (27, 777661338), (37, 567482598), (54, 388830669), (74, 283741299), (81, 259220446), (111, 189160866), (162, 129610223), (222, 94580433), (333, 63053622), (666, 31526811), (999, 21017874), (1998, 10508937), (2997, 7005958), (5994, 3502979)]