20213306828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35337949}}^1$

素因数の和:35337977

約数の個数: 24

約数和(自身を含む): 41557429200

約数和(自身を除く): 21344122372

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 35337949, 70675898, 141351796, 388717439, 459393337, 777434878, 918786674, 1554869756, 1837573348, 5053326707, 10106653414, 20213306828]

約数ペア:

[(1, 20213306828), (2, 10106653414), (4, 5053326707), (11, 1837573348), (13, 1554869756), (22, 918786674), (26, 777434878), (44, 459393337), (52, 388717439), (143, 141351796), (286, 70675898), (572, 35337949)]