20297862

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86743}}^1$

素因数の和:86764

約数の個数: 24

約数和(自身を含む): 47362224

約数和(自身を除く): 27064362

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86743, 173486, 260229, 520458, 780687, 1127659, 1561374, 2255318, 3382977, 6765954, 10148931, 20297862]

約数ペア:

[(1, 20297862), (2, 10148931), (3, 6765954), (6, 3382977), (9, 2255318), (13, 1561374), (18, 1127659), (26, 780687), (39, 520458), (78, 260229), (117, 173486), (234, 86743)]