20301616

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5309}}^1$

素因数の和:5556

約数の個数: 20

約数和(自身を含む): 39506400

約数和(自身を除く): 19204784

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5309, 10618, 21236, 42472, 84944, 1268851, 2537702, 5075404, 10150808, 20301616]

約数ペア:

[(1, 20301616), (2, 10150808), (4, 5075404), (8, 2537702), (16, 1268851), (239, 84944), (478, 42472), (956, 21236), (1912, 10618), (3824, 5309)]