20199451716

素因数分解:

$2^2\times 3^2\times {\mathrm{561095881}}^1$

素因数の和:561095891

約数の個数: 18

約数和(自身を含む): 51059725262

約数和(自身を除く): 30860273546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561095881, 1122191762, 1683287643, 2244383524, 3366575286, 5049862929, 6733150572, 10099725858, 20199451716]

約数ペア:

[(1, 20199451716), (2, 10099725858), (3, 6733150572), (4, 5049862929), (6, 3366575286), (9, 2244383524), (12, 1683287643), (18, 1122191762), (36, 561095881)]