18891042

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{12251}}^1$

素因数の和:12513

約数の個数: 16

約数和(自身を含む): 37932192

約数和(自身を除く): 19041150

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 12251, 24502, 36753, 73506, 3148507, 6297014, 9445521, 18891042]

約数ペア:

[(1, 18891042), (2, 9445521), (3, 6297014), (6, 3148507), (257, 73506), (514, 36753), (771, 24502), (1542, 12251)]