18893061826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:835

約数の個数: 64

約数和(自身を含む): 31166239104

約数和(自身を除く): 12273177278

約数列:

[1, 2, 17, 34, 41, 82, 131, 262, 307, 337, 614, 674, 697, 1394, 2227, 4454, 5219, 5371, 5729, 10438, 10742, 11458, 12587, 13817, 25174, 27634, 40217, 44147, 80434, 88294, 91307, 103459, 182614, 206918, 213979, 234889, 427958, 469778, 683689, 750499, 1367378, 1500998, 1648897, 1758803, 1810027, 3297794, 3517606, 3620054, 4241819, 8483638, 13553129, 27106258, 28031249, 30770459, 56062498, 61540918, 72110923, 144221846, 230403193, 460806386, 555678289, 1111356578, 9446530913, 18893061826]

約数ペア:

[(1, 18893061826), (2, 9446530913), (17, 1111356578), (34, 555678289), (41, 460806386), (82, 230403193), (131, 144221846), (262, 72110923), (307, 61540918), (337, 56062498), (614, 30770459), (674, 28031249), (697, 27106258), (1394, 13553129), (2227, 8483638), (4454, 4241819), (5219, 3620054), (5371, 3517606), (5729, 3297794), (10438, 1810027), (10742, 1758803), (11458, 1648897), (12587, 1500998), (13817, 1367378), (25174, 750499), (27634, 683689), (40217, 469778), (44147, 427958), (80434, 234889), (88294, 213979), (91307, 206918), (103459, 182614)]