19667358

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3301}}^1$

素因数の和:3640

約数の個数: 24

約数和(自身を含む): 42754296

約数和(自身を除く): 23086938

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 3301, 5958, 6602, 9903, 19806, 29709, 59418, 1092631, 2185262, 3277893, 6555786, 9833679, 19667358]

約数ペア:

[(1, 19667358), (2, 9833679), (3, 6555786), (6, 3277893), (9, 2185262), (18, 1092631), (331, 59418), (662, 29709), (993, 19806), (1986, 9903), (2979, 6602), (3301, 5958)]