20523426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1433}}^1$

素因数の和:1487

約数の個数: 64

約数和(自身を含む): 52862976

約数和(自身を除く): 32339550

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 154, 186, 217, 231, 341, 434, 462, 651, 682, 1023, 1302, 1433, 2046, 2387, 2866, 4299, 4774, 7161, 8598, 10031, 14322, 15763, 20062, 30093, 31526, 44423, 47289, 60186, 88846, 94578, 110341, 133269, 220682, 266538, 310961, 331023, 488653, 621922, 662046, 932883, 977306, 1465959, 1865766, 2931918, 3420571, 6841142, 10261713, 20523426]

約数ペア:

[(1, 20523426), (2, 10261713), (3, 6841142), (6, 3420571), (7, 2931918), (11, 1865766), (14, 1465959), (21, 977306), (22, 932883), (31, 662046), (33, 621922), (42, 488653), (62, 331023), (66, 310961), (77, 266538), (93, 220682), (154, 133269), (186, 110341), (217, 94578), (231, 88846), (341, 60186), (434, 47289), (462, 44423), (651, 31526), (682, 30093), (1023, 20062), (1302, 15763), (1433, 14322), (2046, 10031), (2387, 8598), (2866, 7161), (4299, 4774)]