20720064

素因数分解:

$2^6\times 3^1\times {\mathrm{311}}^1\times {\mathrm{347}}^1$

素因数の和:673

約数の個数: 56

約数和(自身を含む): 55156608

約数和(自身を除く): 34436544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 311, 347, 622, 694, 933, 1041, 1244, 1388, 1866, 2082, 2488, 2776, 3732, 4164, 4976, 5552, 7464, 8328, 9952, 11104, 14928, 16656, 19904, 22208, 29856, 33312, 59712, 66624, 107917, 215834, 323751, 431668, 647502, 863336, 1295004, 1726672, 2590008, 3453344, 5180016, 6906688, 10360032, 20720064]

約数ペア:

[(1, 20720064), (2, 10360032), (3, 6906688), (4, 5180016), (6, 3453344), (8, 2590008), (12, 1726672), (16, 1295004), (24, 863336), (32, 647502), (48, 431668), (64, 323751), (96, 215834), (192, 107917), (311, 66624), (347, 59712), (622, 33312), (694, 29856), (933, 22208), (1041, 19904), (1244, 16656), (1388, 14928), (1866, 11104), (2082, 9952), (2488, 8328), (2776, 7464), (3732, 5552), (4164, 4976)]