19776842

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{557}}^1$

素因数の和:1033

約数の個数: 16

約数和(自身を含む): 30513672

約数和(自身を除く): 10736830

約数列:

[1, 2, 41, 82, 433, 557, 866, 1114, 17753, 22837, 35506, 45674, 241181, 482362, 9888421, 19776842]

約数ペア:

[(1, 19776842), (2, 9888421), (41, 482362), (82, 241181), (433, 45674), (557, 35506), (866, 22837), (1114, 17753)]