20177992908

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{1489}}^1\times {\mathrm{3727}}^1$

素因数の和:5327

約数の個数: 72

約数和(自身を含む): 51558911040

約数和(自身を除く): 31380918132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1489, 1818, 2978, 3636, 3727, 4467, 5956, 7454, 8934, 11181, 13401, 14908, 17868, 22362, 26802, 33543, 44724, 53604, 67086, 134172, 150389, 300778, 376427, 451167, 601556, 752854, 902334, 1129281, 1353501, 1505708, 1804668, 2258562, 2707002, 3387843, 4517124, 5414004, 5549503, 6775686, 11099006, 13551372, 16648509, 22198012, 33297018, 49945527, 66594036, 99891054, 199782108, 560499803, 1120999606, 1681499409, 2241999212, 3362998818, 5044498227, 6725997636, 10088996454, 20177992908]

約数ペア:

[(1, 20177992908), (2, 10088996454), (3, 6725997636), (4, 5044498227), (6, 3362998818), (9, 2241999212), (12, 1681499409), (18, 1120999606), (36, 560499803), (101, 199782108), (202, 99891054), (303, 66594036), (404, 49945527), (606, 33297018), (909, 22198012), (1212, 16648509), (1489, 13551372), (1818, 11099006), (2978, 6775686), (3636, 5549503), (3727, 5414004), (4467, 4517124), (5956, 3387843), (7454, 2707002), (8934, 2258562), (11181, 1804668), (13401, 1505708), (14908, 1353501), (17868, 1129281), (22362, 902334), (26802, 752854), (33543, 601556), (44724, 451167), (53604, 376427), (67086, 300778), (134172, 150389)]