31241918

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{2741}}^1$

素因数の和:2923

約数の個数: 16

約数和(自身を含む): 48368880

約数和(自身を除く): 17126962

約数列:

[1, 2, 41, 82, 139, 278, 2741, 5482, 5699, 11398, 112381, 224762, 380999, 761998, 15620959, 31241918]

約数ペア:

[(1, 31241918), (2, 15620959), (41, 761998), (82, 380999), (139, 224762), (278, 112381), (2741, 11398), (5482, 5699)]