129856976

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{219353}}^1$

素因数の和:219398

約数の個数: 20

約数和(自身を含む): 258399012

約数和(自身を除く): 128542036

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 219353, 438706, 877412, 1754824, 3509648, 8116061, 16232122, 32464244, 64928488, 129856976]

約数ペア:

[(1, 129856976), (2, 64928488), (4, 32464244), (8, 16232122), (16, 8116061), (37, 3509648), (74, 1754824), (148, 877412), (296, 438706), (592, 219353)]