19732419

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3229}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 32920160

約数和(自身を除く): 13187741

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 3229, 6111, 9687, 22603, 29061, 67809, 203427, 313213, 939639, 2192491, 2818917, 6577473, 19732419]

約数ペア:

[(1, 19732419), (3, 6577473), (7, 2818917), (9, 2192491), (21, 939639), (63, 313213), (97, 203427), (291, 67809), (679, 29061), (873, 22603), (2037, 9687), (3229, 6111)]