20170911917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1\times {\mathrm{2819}}^1$

素因数の和:3401

約数の個数: 32

約数和(自身を含む): 23308992000

約数和(自身を除く): 3138080083

約数列:

[1, 13, 19, 59, 247, 491, 767, 1121, 2819, 6383, 9329, 14573, 28969, 36647, 53561, 121277, 166321, 376597, 550411, 696293, 1384129, 2162173, 3160099, 7155343, 17993677, 26298451, 41081287, 81663611, 341879863, 1061626943, 1551608609, 20170911917]

約数ペア:

[(1, 20170911917), (13, 1551608609), (19, 1061626943), (59, 341879863), (247, 81663611), (491, 41081287), (767, 26298451), (1121, 17993677), (2819, 7155343), (6383, 3160099), (9329, 2162173), (14573, 1384129), (28969, 696293), (36647, 550411), (53561, 376597), (121277, 166321)]