20898446

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{1039}}^1$

素因数の和:1243

約数の個数: 16

約数和(自身を含む): 32011200

約数和(自身を除く): 11112754

約数列:

[1, 2, 89, 113, 178, 226, 1039, 2078, 10057, 20114, 92471, 117407, 184942, 234814, 10449223, 20898446]

約数ペア:

[(1, 20898446), (2, 10449223), (89, 234814), (113, 184942), (178, 117407), (226, 92471), (1039, 20114), (2078, 10057)]