1808851096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 3725568000

約数和(自身を除く): 1916716904

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 199, 284, 398, 568, 796, 923, 1231, 1592, 1846, 2462, 2587, 3692, 4924, 5174, 7384, 9848, 10348, 14129, 16003, 20696, 28258, 32006, 56516, 64012, 87401, 113032, 128024, 174802, 183677, 244969, 349604, 367354, 489938, 699208, 734708, 979876, 1136213, 1469416, 1959752, 2272426, 3184597, 4544852, 6369194, 9089704, 12738388, 17392799, 25476776, 34785598, 69571196, 139142392, 226106387, 452212774, 904425548, 1808851096]

約数ペア:

[(1, 1808851096), (2, 904425548), (4, 452212774), (8, 226106387), (13, 139142392), (26, 69571196), (52, 34785598), (71, 25476776), (104, 17392799), (142, 12738388), (199, 9089704), (284, 6369194), (398, 4544852), (568, 3184597), (796, 2272426), (923, 1959752), (1231, 1469416), (1592, 1136213), (1846, 979876), (2462, 734708), (2587, 699208), (3692, 489938), (4924, 367354), (5174, 349604), (7384, 244969), (9848, 183677), (10348, 174802), (14129, 128024), (16003, 113032), (20696, 87401), (28258, 64012), (32006, 56516)]