20692204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{919}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 39129440

約数和(自身を除く): 18437236

約数列:

[1, 2, 4, 13, 26, 52, 433, 866, 919, 1732, 1838, 3676, 5629, 11258, 11947, 22516, 23894, 47788, 397927, 795854, 1591708, 5173051, 10346102, 20692204]

約数ペア:

[(1, 20692204), (2, 10346102), (4, 5173051), (13, 1591708), (26, 795854), (52, 397927), (433, 47788), (866, 23894), (919, 22516), (1732, 11947), (1838, 11258), (3676, 5629)]