2638998

素因数分解:

$2^1\times 3^2\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:820

約数の個数: 24

約数和(自身を含む): 5749536

約数和(自身を除く): 3110538

約数列:

[1, 2, 3, 6, 9, 18, 271, 541, 542, 813, 1082, 1623, 1626, 2439, 3246, 4869, 4878, 9738, 146611, 293222, 439833, 879666, 1319499, 2638998]

約数ペア:

[(1, 2638998), (2, 1319499), (3, 879666), (6, 439833), (9, 293222), (18, 146611), (271, 9738), (541, 4878), (542, 4869), (813, 3246), (1082, 2439), (1623, 1626)]