20550582

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2885

約数の個数: 48

約数和(自身を含む): 49515648

約数和(自身を除く): 28965066

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2833, 3627, 5666, 7254, 8499, 16998, 25497, 36829, 50994, 73658, 87823, 110487, 175646, 220974, 263469, 331461, 526938, 662922, 790407, 1141699, 1580814, 2283398, 3425097, 6850194, 10275291, 20550582]

約数ペア:

[(1, 20550582), (2, 10275291), (3, 6850194), (6, 3425097), (9, 2283398), (13, 1580814), (18, 1141699), (26, 790407), (31, 662922), (39, 526938), (62, 331461), (78, 263469), (93, 220974), (117, 175646), (186, 110487), (234, 87823), (279, 73658), (403, 50994), (558, 36829), (806, 25497), (1209, 16998), (2418, 8499), (2833, 7254), (3627, 5666)]