20984884

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{88919}}^1$

素因数の和:88982

約数の個数: 12

約数和(自身を含む): 37346400

約数和(自身を除く): 16361516

約数列:

[1, 2, 4, 59, 118, 236, 88919, 177838, 355676, 5246221, 10492442, 20984884]

約数ペア:

[(1, 20984884), (2, 10492442), (4, 5246221), (59, 355676), (118, 177838), (236, 88919)]