20512073468

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{3733}}^1$

素因数の和:4182

約数の個数: 48

約数和(自身を含む): 37282406784

約数和(自身を除く): 16770333316

約数列:

[1, 2, 4, 37, 74, 137, 148, 271, 274, 542, 548, 1084, 3733, 5069, 7466, 10027, 10138, 14932, 20054, 20276, 37127, 40108, 74254, 138121, 148508, 276242, 511421, 552484, 1011643, 1022842, 1373699, 2023286, 2045684, 2747398, 4046572, 5494796, 18922577, 37430791, 37845154, 74861582, 75690308, 138595091, 149723164, 277190182, 554380364, 5128018367, 10256036734, 20512073468]

約数ペア:

[(1, 20512073468), (2, 10256036734), (4, 5128018367), (37, 554380364), (74, 277190182), (137, 149723164), (148, 138595091), (271, 75690308), (274, 74861582), (542, 37845154), (548, 37430791), (1084, 18922577), (3733, 5494796), (5069, 4046572), (7466, 2747398), (10027, 2045684), (10138, 2023286), (14932, 1373699), (20054, 1022842), (20276, 1011643), (37127, 552484), (40108, 511421), (74254, 276242), (138121, 148508)]