20165514691

素因数分解:

$7^1\times {\mathrm{223}}^1\times {\mathrm{1709}}^1\times {\mathrm{7559}}^1$

素因数の和:9498

約数の個数: 16

約数和(自身を含む): 23166259200

約数和(自身を除く): 3000744509

約数列:

[1, 7, 223, 1561, 1709, 7559, 11963, 52913, 381107, 1685657, 2667749, 11799599, 12918331, 90428317, 2880787813, 20165514691]

約数ペア:

[(1, 20165514691), (7, 2880787813), (223, 90428317), (1561, 12918331), (1709, 11799599), (7559, 2667749), (11963, 1685657), (52913, 381107)]