19103688664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1\times {\mathrm{2687}}^1$

素因数の和:3628

約数の個数: 64

約数和(自身を含む): 38607528960

約数和(自身を除く): 19503840296

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 857, 1037, 1714, 2074, 2687, 3428, 4148, 5374, 6856, 8296, 10748, 14569, 21496, 29138, 45679, 52277, 58276, 91358, 104554, 116552, 163907, 182716, 209108, 327814, 365432, 418216, 655628, 888709, 1311256, 1777418, 2302759, 2786419, 3554836, 4605518, 5572838, 7109672, 9211036, 11145676, 18422072, 22291352, 39146903, 78293806, 140468299, 156587612, 280936598, 313175224, 561873196, 1123746392, 2387961083, 4775922166, 9551844332, 19103688664]

約数ペア:

[(1, 19103688664), (2, 9551844332), (4, 4775922166), (8, 2387961083), (17, 1123746392), (34, 561873196), (61, 313175224), (68, 280936598), (122, 156587612), (136, 140468299), (244, 78293806), (488, 39146903), (857, 22291352), (1037, 18422072), (1714, 11145676), (2074, 9211036), (2687, 7109672), (3428, 5572838), (4148, 4605518), (5374, 3554836), (6856, 2786419), (8296, 2302759), (10748, 1777418), (14569, 1311256), (21496, 888709), (29138, 655628), (45679, 418216), (52277, 365432), (58276, 327814), (91358, 209108), (104554, 182716), (116552, 163907)]