20950262

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{1069}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 32356800

約数和(自身を除く): 11406538

約数列:

[1, 2, 41, 82, 239, 478, 1069, 2138, 9799, 19598, 43829, 87658, 255491, 510982, 10475131, 20950262]

約数ペア:

[(1, 20950262), (2, 10475131), (41, 510982), (82, 255491), (239, 87658), (478, 43829), (1069, 19598), (2138, 9799)]