198988738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1579}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 332861760

約数和(自身を除く): 133873022

約数列:

[1, 2, 13, 26, 37, 74, 131, 262, 481, 962, 1579, 1703, 3158, 3406, 4847, 9694, 20527, 41054, 58423, 63011, 116846, 126022, 206849, 413698, 759499, 1518998, 2689037, 5378074, 7653413, 15306826, 99494369, 198988738]

約数ペア:

[(1, 198988738), (2, 99494369), (13, 15306826), (26, 7653413), (37, 5378074), (74, 2689037), (131, 1518998), (262, 759499), (481, 413698), (962, 206849), (1579, 126022), (1703, 116846), (3158, 63011), (3406, 58423), (4847, 41054), (9694, 20527)]