20337207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 10766793

約数列:

[1, 3, 11, 29, 33, 79, 87, 237, 269, 319, 807, 869, 957, 2291, 2607, 2959, 6873, 7801, 8877, 21251, 23403, 25201, 63753, 75603, 85811, 233761, 257433, 616279, 701283, 1848837, 6779069, 20337207]

約数ペア:

[(1, 20337207), (3, 6779069), (11, 1848837), (29, 701283), (33, 616279), (79, 257433), (87, 233761), (237, 85811), (269, 75603), (319, 63753), (807, 25201), (869, 23403), (957, 21251), (2291, 8877), (2607, 7801), (2959, 6873)]