20733284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 43342656

約数和(自身を除く): 22609372

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 541, 572, 737, 871, 1082, 1474, 1742, 2164, 2948, 3484, 5951, 7033, 9581, 11902, 14066, 19162, 23804, 28132, 36247, 38324, 72494, 77363, 144988, 154726, 309452, 398717, 471211, 797434, 942422, 1594868, 1884844, 5183321, 10366642, 20733284]

約数ペア:

[(1, 20733284), (2, 10366642), (4, 5183321), (11, 1884844), (13, 1594868), (22, 942422), (26, 797434), (44, 471211), (52, 398717), (67, 309452), (134, 154726), (143, 144988), (268, 77363), (286, 72494), (541, 38324), (572, 36247), (737, 28132), (871, 23804), (1082, 19162), (1474, 14066), (1742, 11902), (2164, 9581), (2948, 7033), (3484, 5951)]