20454969729

素因数分解:

$3^1\times {\mathrm{509}}^1\times {\mathrm{787}}^1\times {\mathrm{17021}}^1$

素因数の和:18320

約数の個数: 16

約数和(自身を含む): 27363205440

約数和(自身を除く): 6908235711

約数列:

[1, 3, 509, 787, 1527, 2361, 17021, 51063, 400583, 1201749, 8663689, 13395527, 25991067, 40186581, 6818323243, 20454969729]

約数ペア:

[(1, 20454969729), (3, 6818323243), (509, 40186581), (787, 25991067), (1527, 13395527), (2361, 8663689), (17021, 1201749), (51063, 400583)]