81304838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{11821}}^1$

素因数の和:12023

約数の個数: 16

約数和(自身を含む): 129096240

約数和(自身を除く): 47791402

約数列:

[1, 2, 19, 38, 181, 362, 3439, 6878, 11821, 23642, 224599, 449198, 2139601, 4279202, 40652419, 81304838]

約数ペア:

[(1, 81304838), (2, 40652419), (19, 4279202), (38, 2139601), (181, 449198), (362, 224599), (3439, 23642), (6878, 11821)]