20165673519

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{569}}^1\times {\mathrm{17981}}^1$

素因数の和:18632

約数の個数: 32

約数和(自身を含む): 30339230400

約数和(自身を除く): 10173556881

約数列:

[1, 3, 9, 27, 73, 219, 569, 657, 1707, 1971, 5121, 15363, 17981, 41537, 53943, 124611, 161829, 373833, 485487, 1121499, 1312613, 3937839, 10231189, 11813517, 30693567, 35440551, 92080701, 276242103, 746876797, 2240630391, 6721891173, 20165673519]

約数ペア:

[(1, 20165673519), (3, 6721891173), (9, 2240630391), (27, 746876797), (73, 276242103), (219, 92080701), (569, 35440551), (657, 30693567), (1707, 11813517), (1971, 10231189), (5121, 3937839), (15363, 1312613), (17981, 1121499), (41537, 485487), (53943, 373833), (124611, 161829)]