20341818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 34694982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 29, 38, 42, 57, 58, 63, 87, 114, 126, 133, 171, 174, 203, 261, 266, 293, 342, 399, 406, 522, 551, 586, 609, 798, 879, 1102, 1197, 1218, 1653, 1758, 1827, 2051, 2394, 2637, 3306, 3654, 3857, 4102, 4959, 5274, 5567, 6153, 7714, 8497, 9918, 11134, 11571, 12306, 16701, 16994, 18459, 23142, 25491, 33402, 34713, 36918, 38969, 50103, 50982, 59479, 69426, 76473, 77938, 100206, 116907, 118958, 152946, 161443, 178437, 233814, 322886, 350721, 356874, 484329, 535311, 701442, 968658, 1070622, 1130101, 1452987, 2260202, 2905974, 3390303, 6780606, 10170909, 20341818]

約数ペア:

[(1, 20341818), (2, 10170909), (3, 6780606), (6, 3390303), (7, 2905974), (9, 2260202), (14, 1452987), (18, 1130101), (19, 1070622), (21, 968658), (29, 701442), (38, 535311), (42, 484329), (57, 356874), (58, 350721), (63, 322886), (87, 233814), (114, 178437), (126, 161443), (133, 152946), (171, 118958), (174, 116907), (203, 100206), (261, 77938), (266, 76473), (293, 69426), (342, 59479), (399, 50982), (406, 50103), (522, 38969), (551, 36918), (586, 34713), (609, 33402), (798, 25491), (879, 23142), (1102, 18459), (1197, 16994), (1218, 16701), (1653, 12306), (1758, 11571), (1827, 11134), (2051, 9918), (2394, 8497), (2637, 7714), (3306, 6153), (3654, 5567), (3857, 5274), (4102, 4959)]