20734077

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1433}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 34691328

約数和(自身を除く): 13957251

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 1433, 2067, 4299, 4823, 10031, 14469, 18629, 30093, 55887, 75949, 130403, 227847, 391209, 531643, 987337, 1594929, 2962011, 6911359, 20734077]

約数ペア:

[(1, 20734077), (3, 6911359), (7, 2962011), (13, 1594929), (21, 987337), (39, 531643), (53, 391209), (91, 227847), (159, 130403), (273, 75949), (371, 55887), (689, 30093), (1113, 18629), (1433, 14469), (2067, 10031), (4299, 4823)]