20979354

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 27283686

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 97, 113, 174, 194, 226, 291, 319, 339, 582, 638, 678, 957, 1067, 1243, 1914, 2134, 2486, 2813, 3201, 3277, 3729, 5626, 6402, 6554, 7458, 8439, 9831, 10961, 16878, 19662, 21922, 30943, 32883, 36047, 61886, 65766, 72094, 92829, 108141, 120571, 185658, 216282, 241142, 317869, 361713, 635738, 723426, 953607, 1907214, 3496559, 6993118, 10489677, 20979354]

約数ペア:

[(1, 20979354), (2, 10489677), (3, 6993118), (6, 3496559), (11, 1907214), (22, 953607), (29, 723426), (33, 635738), (58, 361713), (66, 317869), (87, 241142), (97, 216282), (113, 185658), (174, 120571), (194, 108141), (226, 92829), (291, 72094), (319, 65766), (339, 61886), (582, 36047), (638, 32883), (678, 30943), (957, 21922), (1067, 19662), (1243, 16878), (1914, 10961), (2134, 9831), (2486, 8439), (2813, 7458), (3201, 6554), (3277, 6402), (3729, 5626)]