91491088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439861}}^1$

素因数の和:439882

約数の個数: 20

約数和(自身を含む): 190900108

約数和(自身を除く): 99409020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439861, 879722, 1759444, 3518888, 5718193, 7037776, 11436386, 22872772, 45745544, 91491088]

約数ペア:

[(1, 91491088), (2, 45745544), (4, 22872772), (8, 11436386), (13, 7037776), (16, 5718193), (26, 3518888), (52, 1759444), (104, 879722), (208, 439861)]