20167938

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2389}}^1$

素因数の和:2471

約数の個数: 48

約数和(自身を含む): 50706240

約数和(自身を除く): 30538302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2389, 2814, 4221, 4778, 7167, 8442, 14334, 16723, 21501, 33446, 43002, 50169, 100338, 150507, 160063, 301014, 320126, 480189, 960378, 1120441, 1440567, 2240882, 2881134, 3361323, 6722646, 10083969, 20167938]

約数ペア:

[(1, 20167938), (2, 10083969), (3, 6722646), (6, 3361323), (7, 2881134), (9, 2240882), (14, 1440567), (18, 1120441), (21, 960378), (42, 480189), (63, 320126), (67, 301014), (126, 160063), (134, 150507), (201, 100338), (402, 50169), (469, 43002), (603, 33446), (938, 21501), (1206, 16723), (1407, 14334), (2389, 8442), (2814, 7167), (4221, 4778)]