18996674865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{54941}}^1$

素因数の和:55082

約数の個数: 64

約数和(自身を含む): 36077114880

約数和(自身を除く): 17080440015

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 89, 105, 111, 185, 259, 267, 445, 555, 623, 777, 1295, 1335, 1869, 3115, 3293, 3885, 9345, 9879, 16465, 23051, 49395, 54941, 69153, 115255, 164823, 274705, 345765, 384587, 824115, 1153761, 1922935, 2032817, 4889749, 5768805, 6098451, 10164085, 14229719, 14669247, 24448745, 30492255, 34228243, 42689157, 71148595, 73346235, 102684729, 171141215, 180920713, 213445785, 513423645, 542762139, 904603565, 1266444991, 2713810695, 3799334973, 6332224955, 18996674865]

約数ペア:

[(1, 18996674865), (3, 6332224955), (5, 3799334973), (7, 2713810695), (15, 1266444991), (21, 904603565), (35, 542762139), (37, 513423645), (89, 213445785), (105, 180920713), (111, 171141215), (185, 102684729), (259, 73346235), (267, 71148595), (445, 42689157), (555, 34228243), (623, 30492255), (777, 24448745), (1295, 14669247), (1335, 14229719), (1869, 10164085), (3115, 6098451), (3293, 5768805), (3885, 4889749), (9345, 2032817), (9879, 1922935), (16465, 1153761), (23051, 824115), (49395, 384587), (54941, 345765), (69153, 274705), (115255, 164823)]