20198268

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{6449}}^1$

素因数の和:6491

約数の個数: 48

約数和(自身を含む): 54180000

約数和(自身を除く): 33981732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 6449, 12898, 19347, 25796, 38694, 58041, 77388, 116082, 174123, 187021, 232164, 348246, 374042, 561063, 696492, 748084, 1122126, 1683189, 2244252, 3366378, 5049567, 6732756, 10099134, 20198268]

約数ペア:

[(1, 20198268), (2, 10099134), (3, 6732756), (4, 5049567), (6, 3366378), (9, 2244252), (12, 1683189), (18, 1122126), (27, 748084), (29, 696492), (36, 561063), (54, 374042), (58, 348246), (87, 232164), (108, 187021), (116, 174123), (174, 116082), (261, 77388), (348, 58041), (522, 38694), (783, 25796), (1044, 19347), (1566, 12898), (3132, 6449)]