18343857

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 29472768

約数和(自身を除く): 11128911

約数列:

[1, 3, 7, 21, 23, 69, 161, 163, 233, 483, 489, 699, 1141, 1631, 3423, 3749, 4893, 5359, 11247, 16077, 26243, 37513, 37979, 78729, 112539, 113937, 265853, 797559, 873517, 2620551, 6114619, 18343857]

約数ペア:

[(1, 18343857), (3, 6114619), (7, 2620551), (21, 873517), (23, 797559), (69, 265853), (161, 113937), (163, 112539), (233, 78729), (483, 37979), (489, 37513), (699, 26243), (1141, 16077), (1631, 11247), (3423, 5359), (3749, 4893)]