18149195519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{479}}^1\times {\mathrm{1787}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 22492753920

約数和(自身を除く): 4343558401

約数列:

[1, 7, 13, 91, 233, 479, 1631, 1787, 3029, 3353, 6227, 12509, 21203, 23231, 43589, 111607, 162617, 416371, 781249, 855973, 1450891, 2914597, 5412823, 5991811, 10156237, 11127649, 37889761, 77893543, 199441709, 1396091963, 2592742217, 18149195519]

約数ペア:

[(1, 18149195519), (7, 2592742217), (13, 1396091963), (91, 199441709), (233, 77893543), (479, 37889761), (1631, 11127649), (1787, 10156237), (3029, 5991811), (3353, 5412823), (6227, 2914597), (12509, 1450891), (21203, 855973), (23231, 781249), (43589, 416371), (111607, 162617)]