18674695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9907}}^1$

素因数の和:9954

約数の個数: 16

約数和(自身を含む): 24968160

約数和(自身を除く): 6293465

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 9907, 49535, 128791, 287303, 643955, 1436515, 3734939, 18674695]

約数ペア:

[(1, 18674695), (5, 3734939), (13, 1436515), (29, 643955), (65, 287303), (145, 128791), (377, 49535), (1885, 9907)]