19704424

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{66569}}^1$

素因数の和:66612

約数の個数: 16

約数和(自身を含む): 37944900

約数和(自身を除く): 18240476

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 66569, 133138, 266276, 532552, 2463053, 4926106, 9852212, 19704424]

約数ペア:

[(1, 19704424), (2, 9852212), (4, 4926106), (8, 2463053), (37, 532552), (74, 266276), (148, 133138), (296, 66569)]