18785587457

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{10861}}^1$

素因数の和:11193

約数の個数: 32

約数和(自身を含む): 23503630080

約数和(自身を除く): 4718042623

約数列:

[1, 7, 13, 83, 91, 229, 581, 1079, 1603, 2977, 7553, 10861, 19007, 20839, 76027, 133049, 141193, 247091, 901463, 988351, 1729637, 2487169, 6310241, 11719019, 17410183, 32333197, 82033133, 206435027, 226332379, 1445045189, 2683655351, 18785587457]

約数ペア:

[(1, 18785587457), (7, 2683655351), (13, 1445045189), (83, 226332379), (91, 206435027), (229, 82033133), (581, 32333197), (1079, 17410183), (1603, 11719019), (2977, 6310241), (7553, 2487169), (10861, 1729637), (19007, 988351), (20839, 901463), (76027, 247091), (133049, 141193)]