20156784116

素因数分解:

$2^2\times 7^1\times {\mathrm{10477}}^1\times {\mathrm{68711}}^1$

素因数の和:79199

約数の個数: 24

約数和(自身を含む): 40318002816

約数和(自身を除く): 20161218700

約数列:

[1, 2, 4, 7, 14, 28, 10477, 20954, 41908, 68711, 73339, 137422, 146678, 274844, 293356, 480977, 961954, 1923908, 719885147, 1439770294, 2879540588, 5039196029, 10078392058, 20156784116]

約数ペア:

[(1, 20156784116), (2, 10078392058), (4, 5039196029), (7, 2879540588), (14, 1439770294), (28, 719885147), (10477, 1923908), (20954, 961954), (41908, 480977), (68711, 293356), (73339, 274844), (137422, 146678)]