19736385

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{769}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 13527615

約数列:

[1, 3, 5, 15, 29, 59, 87, 145, 177, 295, 435, 769, 885, 1711, 2307, 3845, 5133, 8555, 11535, 22301, 25665, 45371, 66903, 111505, 136113, 226855, 334515, 680565, 1315759, 3947277, 6578795, 19736385]

約数ペア:

[(1, 19736385), (3, 6578795), (5, 3947277), (15, 1315759), (29, 680565), (59, 334515), (87, 226855), (145, 136113), (177, 111505), (295, 66903), (435, 45371), (769, 25665), (885, 22301), (1711, 11535), (2307, 8555), (3845, 5133)]