20345364

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 58298240

約数和(自身を除く): 37952876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 86, 108, 117, 129, 156, 172, 234, 258, 337, 351, 387, 468, 516, 559, 674, 702, 774, 1011, 1118, 1161, 1348, 1404, 1548, 1677, 2022, 2236, 2322, 3033, 3354, 4044, 4381, 4644, 5031, 6066, 6708, 8762, 9099, 10062, 12132, 13143, 14491, 15093, 17524, 18198, 20124, 26286, 28982, 30186, 36396, 39429, 43473, 52572, 57964, 60372, 78858, 86946, 118287, 130419, 157716, 173892, 188383, 236574, 260838, 376766, 391257, 473148, 521676, 565149, 753532, 782514, 1130298, 1565028, 1695447, 2260596, 3390894, 5086341, 6781788, 10172682, 20345364]

約数ペア:

[(1, 20345364), (2, 10172682), (3, 6781788), (4, 5086341), (6, 3390894), (9, 2260596), (12, 1695447), (13, 1565028), (18, 1130298), (26, 782514), (27, 753532), (36, 565149), (39, 521676), (43, 473148), (52, 391257), (54, 376766), (78, 260838), (86, 236574), (108, 188383), (117, 173892), (129, 157716), (156, 130419), (172, 118287), (234, 86946), (258, 78858), (337, 60372), (351, 57964), (387, 52572), (468, 43473), (516, 39429), (559, 36396), (674, 30186), (702, 28982), (774, 26286), (1011, 20124), (1118, 18198), (1161, 17524), (1348, 15093), (1404, 14491), (1548, 13143), (1677, 12132), (2022, 10062), (2236, 9099), (2322, 8762), (3033, 6708), (3354, 6066), (4044, 5031), (4381, 4644)]