20483919

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1163}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 31474560

約数和(自身を除く): 10990641

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 927, 1163, 1957, 3489, 5871, 10467, 17613, 22097, 66291, 119789, 198873, 359367, 1078101, 2275991, 6827973, 20483919]

約数ペア:

[(1, 20483919), (3, 6827973), (9, 2275991), (19, 1078101), (57, 359367), (103, 198873), (171, 119789), (309, 66291), (927, 22097), (1163, 17613), (1957, 10467), (3489, 5871)]