19007433991

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1451}}^1\times {\mathrm{3511}}^1$

素因数の和:5023

約数の個数: 32

約数和(自身を含む): 23987690496

約数和(自身を除く): 4980256505

約数列:

[1, 7, 13, 41, 91, 287, 533, 1451, 3511, 3731, 10157, 18863, 24577, 45643, 59491, 132041, 143951, 319501, 416437, 773383, 1007657, 1871363, 5094461, 5413681, 13099541, 35661227, 66227993, 208872901, 463595951, 1462110307, 2715347713, 19007433991]

約数ペア:

[(1, 19007433991), (7, 2715347713), (13, 1462110307), (41, 463595951), (91, 208872901), (287, 66227993), (533, 35661227), (1451, 13099541), (3511, 5413681), (3731, 5094461), (10157, 1871363), (18863, 1007657), (24577, 773383), (45643, 416437), (59491, 319501), (132041, 143951)]