20199985351

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1093487}}^1$

素因数の和:1093543

約数の個数: 24

約数和(自身を含む): 26178102720

約数和(自身を除く): 5978117369

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 1421, 2639, 18473, 1093487, 7654409, 14215331, 31711123, 53580863, 99507317, 221977861, 412244599, 696551219, 1553845027, 2885712193, 20199985351]

約数ペア:

[(1, 20199985351), (7, 2885712193), (13, 1553845027), (29, 696551219), (49, 412244599), (91, 221977861), (203, 99507317), (377, 53580863), (637, 31711123), (1421, 14215331), (2639, 7654409), (18473, 1093487)]