20075706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1315

約数の個数: 48

約数和(自身を含む): 50117184

約数和(自身を除く): 30041478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 1163, 1233, 1918, 2326, 2466, 2877, 3489, 5754, 6978, 8141, 8631, 10467, 16282, 17262, 20934, 24423, 48846, 73269, 146538, 159331, 318662, 477993, 955986, 1115317, 1433979, 2230634, 2867958, 3345951, 6691902, 10037853, 20075706]

約数ペア:

[(1, 20075706), (2, 10037853), (3, 6691902), (6, 3345951), (7, 2867958), (9, 2230634), (14, 1433979), (18, 1115317), (21, 955986), (42, 477993), (63, 318662), (126, 159331), (137, 146538), (274, 73269), (411, 48846), (822, 24423), (959, 20934), (1163, 17262), (1233, 16282), (1918, 10467), (2326, 8631), (2466, 8141), (2877, 6978), (3489, 5754)]