1638957964

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1\times {\mathrm{3613}}^1$

素因数の和:4594

約数の個数: 48

約数和(自身を含む): 3475338048

約数和(自身を除く): 1836380084

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 953, 1906, 3613, 3812, 6671, 7226, 13342, 14452, 16201, 25291, 26684, 32402, 50582, 61421, 64804, 101164, 113407, 122842, 226814, 245684, 429947, 453628, 859894, 1719788, 3443189, 6886378, 13772756, 24102323, 48204646, 58534213, 96409292, 117068426, 234136852, 409739491, 819478982, 1638957964]

約数ペア:

[(1, 1638957964), (2, 819478982), (4, 409739491), (7, 234136852), (14, 117068426), (17, 96409292), (28, 58534213), (34, 48204646), (68, 24102323), (119, 13772756), (238, 6886378), (476, 3443189), (953, 1719788), (1906, 859894), (3613, 453628), (3812, 429947), (6671, 245684), (7226, 226814), (13342, 122842), (14452, 113407), (16201, 101164), (25291, 64804), (26684, 61421), (32402, 50582)]