20176095212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2917307}}^1$

素因数の和:2917350

約数の個数: 48

約数和(自身を含む): 45743389440

約数和(自身を除く): 25567294228

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 2917307, 5834614, 11669228, 20421149, 37924991, 40842298, 55428833, 75849982, 81684596, 110857666, 151699964, 221715332, 265474937, 388001831, 530949874, 720574829, 776003662, 1061899748, 1441149658, 1552007324, 2882299316, 5044023803, 10088047606, 20176095212]

約数ペア:

[(1, 20176095212), (2, 10088047606), (4, 5044023803), (7, 2882299316), (13, 1552007324), (14, 1441149658), (19, 1061899748), (26, 776003662), (28, 720574829), (38, 530949874), (52, 388001831), (76, 265474937), (91, 221715332), (133, 151699964), (182, 110857666), (247, 81684596), (266, 75849982), (364, 55428833), (494, 40842298), (532, 37924991), (988, 20421149), (1729, 11669228), (3458, 5834614), (6916, 2917307)]