20502646

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{1153}}^1$

素因数の和:1695

約数の個数: 16

約数和(自身を含む): 32653584

約数和(自身を除く): 12150938

約数列:

[1, 2, 17, 34, 523, 1046, 1153, 2306, 8891, 17782, 19601, 39202, 603019, 1206038, 10251323, 20502646]

約数ペア:

[(1, 20502646), (2, 10251323), (17, 1206038), (34, 603019), (523, 39202), (1046, 19601), (1153, 17782), (2306, 8891)]