19630569

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 31610880

約数和(自身を除く): 11980311

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 419, 483, 679, 1257, 2037, 2231, 2933, 6693, 8799, 9637, 15617, 28911, 40643, 46851, 67459, 121929, 202377, 284501, 853503, 934789, 2804367, 6543523, 19630569]

約数ペア:

[(1, 19630569), (3, 6543523), (7, 2804367), (21, 934789), (23, 853503), (69, 284501), (97, 202377), (161, 121929), (291, 67459), (419, 46851), (483, 40643), (679, 28911), (1257, 15617), (2037, 9637), (2231, 8799), (2933, 6693)]