18426380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131617}}^1$

素因数の和:131633

約数の個数: 24

約数和(自身を含む): 44223648

約数和(自身を除く): 25797268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131617, 263234, 526468, 658085, 921319, 1316170, 1842638, 2632340, 3685276, 4606595, 9213190, 18426380]

約数ペア:

[(1, 18426380), (2, 9213190), (4, 4606595), (5, 3685276), (7, 2632340), (10, 1842638), (14, 1316170), (20, 921319), (28, 658085), (35, 526468), (70, 263234), (140, 131617)]