20636469

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4889}}^1$

素因数の和:4969

約数の個数: 24

約数和(自身を含む): 34582080

約数和(自身を除く): 13945611

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4889, 14667, 34223, 44001, 102669, 308007, 327563, 982689, 2292941, 2948067, 6878823, 20636469]

約数ペア:

[(1, 20636469), (3, 6878823), (7, 2948067), (9, 2292941), (21, 982689), (63, 327563), (67, 308007), (201, 102669), (469, 44001), (603, 34223), (1407, 14667), (4221, 4889)]