20672124

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 55413120

約数和(自身を除く): 34740996

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 121, 132, 138, 242, 253, 276, 363, 484, 506, 619, 726, 759, 1012, 1238, 1452, 1518, 1857, 2476, 2783, 3036, 3714, 5566, 6809, 7428, 8349, 11132, 13618, 14237, 16698, 20427, 27236, 28474, 33396, 40854, 42711, 56948, 74899, 81708, 85422, 149798, 156607, 170844, 224697, 299596, 313214, 449394, 469821, 626428, 898788, 939642, 1722677, 1879284, 3445354, 5168031, 6890708, 10336062, 20672124]

約数ペア:

[(1, 20672124), (2, 10336062), (3, 6890708), (4, 5168031), (6, 3445354), (11, 1879284), (12, 1722677), (22, 939642), (23, 898788), (33, 626428), (44, 469821), (46, 449394), (66, 313214), (69, 299596), (92, 224697), (121, 170844), (132, 156607), (138, 149798), (242, 85422), (253, 81708), (276, 74899), (363, 56948), (484, 42711), (506, 40854), (619, 33396), (726, 28474), (759, 27236), (1012, 20427), (1238, 16698), (1452, 14237), (1518, 13618), (1857, 11132), (2476, 8349), (2783, 7428), (3036, 6809), (3714, 5566)]