18119990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{683}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 37428480

約数和(自身を除く): 19308490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 379, 683, 758, 1366, 1895, 2653, 3415, 3790, 4781, 5306, 6830, 9562, 13265, 23905, 26530, 47810, 258857, 517714, 1294285, 1811999, 2588570, 3623998, 9059995, 18119990]

約数ペア:

[(1, 18119990), (2, 9059995), (5, 3623998), (7, 2588570), (10, 1811999), (14, 1294285), (35, 517714), (70, 258857), (379, 47810), (683, 26530), (758, 23905), (1366, 13265), (1895, 9562), (2653, 6830), (3415, 5306), (3790, 4781)]