18645620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{133183}}^1$

素因数の和:133199

約数の個数: 24

約数和(自身を含む): 44749824

約数和(自身を除く): 26104204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 133183, 266366, 532732, 665915, 932281, 1331830, 1864562, 2663660, 3729124, 4661405, 9322810, 18645620]

約数ペア:

[(1, 18645620), (2, 9322810), (4, 4661405), (5, 3729124), (7, 2663660), (10, 1864562), (14, 1331830), (20, 932281), (28, 665915), (35, 532732), (70, 266366), (140, 133183)]