18979532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33181}}^1$

素因数の和:33209

約数の個数: 24

約数和(自身を含む): 39022032

約数和(自身を除く): 20042500

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 33181, 66362, 132724, 364991, 431353, 729982, 862706, 1459964, 1725412, 4744883, 9489766, 18979532]

約数ペア:

[(1, 18979532), (2, 9489766), (4, 4744883), (11, 1725412), (13, 1459964), (22, 862706), (26, 729982), (44, 431353), (52, 364991), (143, 132724), (286, 66362), (572, 33181)]