20164061995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{81707}}^1$

素因数の和:82371

約数の個数: 32

約数和(自身を含む): 30214964736

約数和(自身を除く): 10050902741

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 641, 3205, 4487, 7051, 22435, 35255, 49357, 81707, 246785, 408535, 571949, 898777, 2859745, 4493885, 6291439, 31457195, 52374187, 261870935, 366619309, 576116057, 1833096545, 2880580285, 4032812399, 20164061995]

約数ペア:

[(1, 20164061995), (5, 4032812399), (7, 2880580285), (11, 1833096545), (35, 576116057), (55, 366619309), (77, 261870935), (385, 52374187), (641, 31457195), (3205, 6291439), (4487, 4493885), (7051, 2859745), (22435, 898777), (35255, 571949), (49357, 408535), (81707, 246785)]