20354808

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{1319}}^1$

素因数の和:1971

約数の個数: 32

約数和(自身を含む): 51004800

約数和(自身を除く): 30649992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1286, 1319, 1929, 2572, 2638, 3858, 3957, 5144, 5276, 7716, 7914, 10552, 15432, 15828, 31656, 848117, 1696234, 2544351, 3392468, 5088702, 6784936, 10177404, 20354808]

約数ペア:

[(1, 20354808), (2, 10177404), (3, 6784936), (4, 5088702), (6, 3392468), (8, 2544351), (12, 1696234), (24, 848117), (643, 31656), (1286, 15828), (1319, 15432), (1929, 10552), (2572, 7914), (2638, 7716), (3858, 5276), (3957, 5144)]