20199117730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7983841}}^1$

素因数の和:7983882

約数の個数: 32

約数和(自身を含む): 41388236928

約数和(自身を除く): 21189119198

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7983841, 15967682, 39919205, 79838410, 87822251, 175644502, 183628343, 367256686, 439111255, 878222510, 918141715, 1836283430, 2019911773, 4039823546, 10099558865, 20199117730]

約数ペア:

[(1, 20199117730), (2, 10099558865), (5, 4039823546), (10, 2019911773), (11, 1836283430), (22, 918141715), (23, 878222510), (46, 439111255), (55, 367256686), (110, 183628343), (115, 175644502), (230, 87822251), (253, 79838410), (506, 39919205), (1265, 15967682), (2530, 7983841)]