20457336

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^2\times {\mathrm{461}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 52473960

約数和(自身を除く): 32016624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 461, 516, 922, 1032, 1383, 1844, 1849, 2766, 3688, 3698, 5532, 5547, 7396, 11064, 11094, 14792, 19823, 22188, 39646, 44376, 59469, 79292, 118938, 158584, 237876, 475752, 852389, 1704778, 2557167, 3409556, 5114334, 6819112, 10228668, 20457336]

約数ペア:

[(1, 20457336), (2, 10228668), (3, 6819112), (4, 5114334), (6, 3409556), (8, 2557167), (12, 1704778), (24, 852389), (43, 475752), (86, 237876), (129, 158584), (172, 118938), (258, 79292), (344, 59469), (461, 44376), (516, 39646), (922, 22188), (1032, 19823), (1383, 14792), (1844, 11094), (1849, 11064), (2766, 7396), (3688, 5547), (3698, 5532)]