20294945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19421}}^1$

素因数の和:19456

約数の個数: 16

約数和(自身を含む): 27967680

約数和(自身を除く): 7672735

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19421, 97105, 213631, 368999, 1068155, 1844995, 4058989, 20294945]

約数ペア:

[(1, 20294945), (5, 4058989), (11, 1844995), (19, 1068155), (55, 368999), (95, 213631), (209, 97105), (1045, 19421)]