18205125861

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{127297}}^1$

素因数の和:127525

約数の個数: 32

約数和(自身を含む): 27659309440

約数和(自身を除く): 9454183579

約数列:

[1, 3, 13, 19, 39, 57, 193, 247, 579, 741, 2509, 3667, 7527, 11001, 47671, 127297, 143013, 381891, 1654861, 2418643, 4964583, 7255929, 24568321, 31442359, 73704963, 94327077, 319388173, 466798099, 958164519, 1400394297, 6068375287, 18205125861]

約数ペア:

[(1, 18205125861), (3, 6068375287), (13, 1400394297), (19, 958164519), (39, 466798099), (57, 319388173), (193, 94327077), (247, 73704963), (579, 31442359), (741, 24568321), (2509, 7255929), (3667, 4964583), (7527, 2418643), (11001, 1654861), (47671, 381891), (127297, 143013)]