19631358

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15361}}^1$

素因数の和:15440

約数の個数: 24

約数和(自身を含む): 43136496

約数和(自身を除く): 23505138

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15361, 30722, 46083, 92166, 138249, 276498, 1090631, 2181262, 3271893, 6543786, 9815679, 19631358]

約数ペア:

[(1, 19631358), (2, 9815679), (3, 6543786), (6, 3271893), (9, 2181262), (18, 1090631), (71, 276498), (142, 138249), (213, 92166), (426, 46083), (639, 30722), (1278, 15361)]