19700065

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{51169}}^1$

素因数の和:51192

約数の個数: 16

約数和(自身を含む): 29473920

約数和(自身を除く): 9773855

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 51169, 255845, 358183, 562859, 1790915, 2814295, 3940013, 19700065]

約数ペア:

[(1, 19700065), (5, 3940013), (7, 2814295), (11, 1790915), (35, 562859), (55, 358183), (77, 255845), (385, 51169)]