2019945779312

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{921508111}}^1$

素因数の和:921508256

約数の個数: 20

約数和(自身を含む): 3942211703136

約数和(自身を除く): 1922265923824

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 921508111, 1843016222, 3686032444, 7372064888, 14744129776, 126246611207, 252493222414, 504986444828, 1009972889656, 2019945779312]

約数ペア:

[(1, 2019945779312), (2, 1009972889656), (4, 504986444828), (8, 252493222414), (16, 126246611207), (137, 14744129776), (274, 7372064888), (548, 3686032444), (1096, 1843016222), (2192, 921508111)]