20195944

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 39412800

約数和(自身を除く): 19216856

約数列:

[1, 2, 4, 8, 41, 67, 82, 134, 164, 268, 328, 536, 919, 1838, 2747, 3676, 5494, 7352, 10988, 21976, 37679, 61573, 75358, 123146, 150716, 246292, 301432, 492584, 2524493, 5048986, 10097972, 20195944]

約数ペア:

[(1, 20195944), (2, 10097972), (4, 5048986), (8, 2524493), (41, 492584), (67, 301432), (82, 246292), (134, 150716), (164, 123146), (268, 75358), (328, 61573), (536, 37679), (919, 21976), (1838, 10988), (2747, 7352), (3676, 5494)]