20138622

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 27761538

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 83, 106, 109, 159, 166, 218, 249, 318, 327, 371, 498, 581, 654, 742, 763, 1113, 1162, 1526, 1743, 2226, 2289, 3486, 4399, 4578, 5777, 8798, 9047, 11554, 13197, 17331, 18094, 26394, 27141, 30793, 34662, 40439, 54282, 61586, 63329, 80878, 92379, 121317, 126658, 184758, 189987, 242634, 379974, 479491, 958982, 1438473, 2876946, 3356437, 6712874, 10069311, 20138622]

約数ペア:

[(1, 20138622), (2, 10069311), (3, 6712874), (6, 3356437), (7, 2876946), (14, 1438473), (21, 958982), (42, 479491), (53, 379974), (83, 242634), (106, 189987), (109, 184758), (159, 126658), (166, 121317), (218, 92379), (249, 80878), (318, 63329), (327, 61586), (371, 54282), (498, 40439), (581, 34662), (654, 30793), (742, 27141), (763, 26394), (1113, 18094), (1162, 17331), (1526, 13197), (1743, 11554), (2226, 9047), (2289, 8798), (3486, 5777), (4399, 4578)]