20358783

素因数分解:

$3^8\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 31884840

約数和(自身を除く): 11526057

約数列:

[1, 3, 9, 27, 29, 81, 87, 107, 243, 261, 321, 729, 783, 963, 2187, 2349, 2889, 3103, 6561, 7047, 8667, 9309, 21141, 26001, 27927, 63423, 78003, 83781, 190269, 234009, 251343, 702027, 754029, 2262087, 6786261, 20358783]

約数ペア:

[(1, 20358783), (3, 6786261), (9, 2262087), (27, 754029), (29, 702027), (81, 251343), (87, 234009), (107, 190269), (243, 83781), (261, 78003), (321, 63423), (729, 27927), (783, 26001), (963, 21141), (2187, 9309), (2349, 8667), (2889, 7047), (3103, 6561)]