30921854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{8389}}^1$

素因数の和:8507

約数の個数: 16

約数和(自身を含む): 49333200

約数和(自身を除く): 18411346

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 8389, 16778, 159391, 318782, 813733, 1627466, 15460927, 30921854]

約数ペア:

[(1, 30921854), (2, 15460927), (19, 1627466), (38, 813733), (97, 318782), (194, 159391), (1843, 16778), (3686, 8389)]