20184484905

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{27449}}^1$

素因数の和:27895

約数の個数: 64

約数和(自身を含む): 38737440000

約数和(自身を除く): 18552955095

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 419, 585, 1257, 1755, 2095, 3771, 5447, 6285, 11313, 16341, 18855, 27235, 27449, 49023, 56565, 81705, 82347, 137245, 147069, 245115, 247041, 356837, 411735, 735345, 741123, 1070511, 1235205, 1784185, 3211533, 3705615, 5352555, 9634599, 11501131, 16057665, 34503393, 48172995, 57505655, 103510179, 149514703, 172516965, 310530537, 448544109, 517550895, 747573515, 1345632327, 1552652685, 2242720545, 4036896981, 6728161635, 20184484905]

約数ペア:

[(1, 20184484905), (3, 6728161635), (5, 4036896981), (9, 2242720545), (13, 1552652685), (15, 1345632327), (27, 747573515), (39, 517550895), (45, 448544109), (65, 310530537), (117, 172516965), (135, 149514703), (195, 103510179), (351, 57505655), (419, 48172995), (585, 34503393), (1257, 16057665), (1755, 11501131), (2095, 9634599), (3771, 5352555), (5447, 3705615), (6285, 3211533), (11313, 1784185), (16341, 1235205), (18855, 1070511), (27235, 741123), (27449, 735345), (49023, 411735), (56565, 356837), (81705, 247041), (82347, 245115), (137245, 147069)]