81194486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{31891}}^1$

素因数の和:31979

約数の個数: 16

約数和(自身を含む): 130119360

約数和(自身を除く): 48924874

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 31891, 63782, 605929, 1211858, 2136697, 4273394, 40597243, 81194486]

約数ペア:

[(1, 81194486), (2, 40597243), (19, 4273394), (38, 2136697), (67, 1211858), (134, 605929), (1273, 63782), (2546, 31891)]