19424638

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:771

約数の個数: 16

約数和(自身を含む): 29635200

約数和(自身を除く): 10210562

約数列:

[1, 2, 97, 194, 223, 446, 449, 898, 21631, 43262, 43553, 87106, 100127, 200254, 9712319, 19424638]

約数ペア:

[(1, 19424638), (2, 9712319), (97, 200254), (194, 100127), (223, 87106), (446, 43553), (449, 43262), (898, 21631)]