19072431

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3121}}^1$

素因数の和:3231

約数の個数: 24

約数和(自身を含む): 31819424

約数和(自身を除く): 12746993

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 3121, 6111, 9363, 21847, 28089, 65541, 196623, 302737, 908211, 2119159, 2724633, 6357477, 19072431]

約数ペア:

[(1, 19072431), (3, 6357477), (7, 2724633), (9, 2119159), (21, 908211), (63, 302737), (97, 196623), (291, 65541), (679, 28089), (873, 21847), (2037, 9363), (3121, 6111)]