20161948

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 35980560

約数和(自身を除く): 15818612

約数列:

[1, 2, 4, 109, 131, 218, 262, 353, 436, 524, 706, 1412, 14279, 28558, 38477, 46243, 57116, 76954, 92486, 153908, 184972, 5040487, 10080974, 20161948]

約数ペア:

[(1, 20161948), (2, 10080974), (4, 5040487), (109, 184972), (131, 153908), (218, 92486), (262, 76954), (353, 57116), (436, 46243), (524, 38477), (706, 28558), (1412, 14279)]