19942002

素因数分解:

$2^1\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1723}}^1$

素因数の和:2374

約数の個数: 24

約数和(自身を含む): 43299984

約数和(自身を除く): 23357982

約数列:

[1, 2, 3, 6, 9, 18, 643, 1286, 1723, 1929, 3446, 3858, 5169, 5787, 10338, 11574, 15507, 31014, 1107889, 2215778, 3323667, 6647334, 9971001, 19942002]

約数ペア:

[(1, 19942002), (2, 9971001), (3, 6647334), (6, 3323667), (9, 2215778), (18, 1107889), (643, 31014), (1286, 15507), (1723, 11574), (1929, 10338), (3446, 5787), (3858, 5169)]