20111754

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{643}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 43493184

約数和(自身を除く): 23381430

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 643, 802, 1203, 1286, 1929, 2406, 3858, 5213, 8359, 10426, 15639, 16718, 25077, 31278, 50154, 257843, 515686, 773529, 1547058, 3351959, 6703918, 10055877, 20111754]

約数ペア:

[(1, 20111754), (2, 10055877), (3, 6703918), (6, 3351959), (13, 1547058), (26, 773529), (39, 515686), (78, 257843), (401, 50154), (643, 31278), (802, 25077), (1203, 16718), (1286, 15639), (1929, 10426), (2406, 8359), (3858, 5213)]