19863884

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1153}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 35866320

約数和(自身を除く): 16002436

約数列:

[1, 2, 4, 59, 73, 118, 146, 236, 292, 1153, 2306, 4307, 4612, 8614, 17228, 68027, 84169, 136054, 168338, 272108, 336676, 4965971, 9931942, 19863884]

約数ペア:

[(1, 19863884), (2, 9931942), (4, 4965971), (59, 336676), (73, 272108), (118, 168338), (146, 136054), (236, 84169), (292, 68027), (1153, 17228), (2306, 8614), (4307, 4612)]