55398356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20101}}^1$

素因数の和:20171

約数の個数: 24

約数和(自身を含む): 106379784

約数和(自身を除く): 50981428

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 20101, 40202, 80404, 261313, 522626, 1045252, 1065353, 2130706, 4261412, 13849589, 27699178, 55398356]

約数ペア:

[(1, 55398356), (2, 27699178), (4, 13849589), (13, 4261412), (26, 2130706), (52, 1065353), (53, 1045252), (106, 522626), (212, 261313), (689, 80404), (1378, 40202), (2756, 20101)]