20331297

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1109}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 34809600

約数和(自身を除く): 14478303

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 1109, 2037, 2619, 3327, 6111, 7763, 9981, 18333, 23289, 29943, 69867, 107573, 209601, 322719, 753011, 968157, 2259033, 2904471, 6777099, 20331297]

約数ペア:

[(1, 20331297), (3, 6777099), (7, 2904471), (9, 2259033), (21, 968157), (27, 753011), (63, 322719), (97, 209601), (189, 107573), (291, 69867), (679, 29943), (873, 23289), (1109, 18333), (2037, 9981), (2619, 7763), (3327, 6111)]