393909938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{57271}}^1$

素因数の和:57473

約数の個数: 16

約数和(自身を含む): 625410240

約数和(自身を除く): 231500302

約数列:

[1, 2, 19, 38, 181, 362, 3439, 6878, 57271, 114542, 1088149, 2176298, 10366051, 20732102, 196954969, 393909938]

約数ペア:

[(1, 393909938), (2, 196954969), (19, 20732102), (38, 10366051), (181, 2176298), (362, 1088149), (3439, 114542), (6878, 57271)]