18636996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1747}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 50118656

約数和(自身を除く): 31481660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1747, 1778, 2667, 3494, 3556, 5241, 5334, 6988, 10482, 10668, 12229, 20964, 24458, 36687, 48916, 73374, 146748, 221869, 443738, 665607, 887476, 1331214, 1553083, 2662428, 3106166, 4659249, 6212332, 9318498, 18636996]

約数ペア:

[(1, 18636996), (2, 9318498), (3, 6212332), (4, 4659249), (6, 3106166), (7, 2662428), (12, 1553083), (14, 1331214), (21, 887476), (28, 665607), (42, 443738), (84, 221869), (127, 146748), (254, 73374), (381, 48916), (508, 36687), (762, 24458), (889, 20964), (1524, 12229), (1747, 10668), (1778, 10482), (2667, 6988), (3494, 5334), (3556, 5241)]