20239469235

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1\times {\mathrm{14929}}^1$

素因数の和:15628

約数の個数: 48

約数和(自身を含む): 35886464640

約数和(自身を除く): 15646995405

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 641, 705, 1923, 2115, 3205, 5769, 9615, 14929, 28845, 30127, 44787, 74645, 90381, 134361, 150635, 223935, 271143, 451905, 671805, 701663, 1355715, 2104989, 3508315, 6314967, 9569489, 10524945, 28708467, 31574835, 47847445, 86125401, 143542335, 430627005, 449765983, 1349297949, 2248829915, 4047893847, 6746489745, 20239469235]

約数ペア:

[(1, 20239469235), (3, 6746489745), (5, 4047893847), (9, 2248829915), (15, 1349297949), (45, 449765983), (47, 430627005), (141, 143542335), (235, 86125401), (423, 47847445), (641, 31574835), (705, 28708467), (1923, 10524945), (2115, 9569489), (3205, 6314967), (5769, 3508315), (9615, 2104989), (14929, 1355715), (28845, 701663), (30127, 671805), (44787, 451905), (74645, 271143), (90381, 223935), (134361, 150635)]