19577628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{77689}}^1$

素因数の和:77706

約数の個数: 36

約数和(自身を含む): 56558320

約数和(自身を除く): 36980692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 77689, 155378, 233067, 310756, 466134, 543823, 699201, 932268, 1087646, 1398402, 1631469, 2175292, 2796804, 3262938, 4894407, 6525876, 9788814, 19577628]

約数ペア:

[(1, 19577628), (2, 9788814), (3, 6525876), (4, 4894407), (6, 3262938), (7, 2796804), (9, 2175292), (12, 1631469), (14, 1398402), (18, 1087646), (21, 932268), (28, 699201), (36, 543823), (42, 466134), (63, 310756), (84, 233067), (126, 155378), (252, 77689)]