30739378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{21863}}^1$

素因数の和:21921

約数の個数: 16

約数和(自身を含む): 49849920

約数和(自身を除く): 19110542

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 21863, 43726, 415397, 808931, 830794, 1617862, 15369689, 30739378]

約数ペア:

[(1, 30739378), (2, 15369689), (19, 1617862), (37, 830794), (38, 808931), (74, 415397), (703, 43726), (1406, 21863)]