2638982

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:383

約数の個数: 16

約数和(自身を含む): 4083072

約数和(自身を除く): 1444090

約数列:

[1, 2, 61, 97, 122, 194, 223, 446, 5917, 11834, 13603, 21631, 27206, 43262, 1319491, 2638982]

約数ペア:

[(1, 2638982), (2, 1319491), (61, 43262), (97, 27206), (122, 21631), (194, 13603), (223, 11834), (446, 5917)]