20160114

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1973}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 43775424

約数和(自身を除く): 23615310

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 1973, 3406, 3946, 5109, 5919, 10218, 11838, 25649, 51298, 76947, 153894, 258463, 516926, 775389, 1550778, 3360019, 6720038, 10080057, 20160114]

約数ペア:

[(1, 20160114), (2, 10080057), (3, 6720038), (6, 3360019), (13, 1550778), (26, 775389), (39, 516926), (78, 258463), (131, 153894), (262, 76947), (393, 51298), (786, 25649), (1703, 11838), (1973, 10218), (3406, 5919), (3946, 5109)]