17189740990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1\times {\mathrm{2113}}^1$

素因数の和:3097

約数の個数: 64

約数和(自身を含む): 33315287040

約数和(自身を除く): 16125546050

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 911, 1786, 1822, 2113, 4226, 4465, 4555, 8930, 9110, 10565, 17309, 21130, 34618, 40147, 42817, 80294, 85634, 86545, 99311, 173090, 198622, 200735, 214085, 401470, 428170, 496555, 813523, 993110, 1627046, 1886909, 1924943, 3773818, 3849886, 4067615, 8135230, 9434545, 9624715, 18869090, 19249430, 36573917, 73147834, 90472321, 180944642, 182869585, 365739170, 452361605, 904723210, 1718974099, 3437948198, 8594870495, 17189740990]

約数ペア:

[(1, 17189740990), (2, 8594870495), (5, 3437948198), (10, 1718974099), (19, 904723210), (38, 452361605), (47, 365739170), (94, 182869585), (95, 180944642), (190, 90472321), (235, 73147834), (470, 36573917), (893, 19249430), (911, 18869090), (1786, 9624715), (1822, 9434545), (2113, 8135230), (4226, 4067615), (4465, 3849886), (4555, 3773818), (8930, 1924943), (9110, 1886909), (10565, 1627046), (17309, 993110), (21130, 813523), (34618, 496555), (40147, 428170), (42817, 401470), (80294, 214085), (85634, 200735), (86545, 198622), (99311, 173090)]