22187828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9923}}^1$

素因数の和:9983

約数の個数: 24

約数和(自身を含む): 42792288

約数和(自身を除く): 20604460

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9923, 19846, 39692, 128999, 257998, 426689, 515996, 853378, 1706756, 5546957, 11093914, 22187828]

約数ペア:

[(1, 22187828), (2, 11093914), (4, 5546957), (13, 1706756), (26, 853378), (43, 515996), (52, 426689), (86, 257998), (172, 128999), (559, 39692), (1118, 19846), (2236, 9923)]