20163861905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{53233}}^1$

素因数の和:53417

約数の個数: 32

約数和(自身を含む): 27044575488

約数和(自身を除く): 6880713583

約数列:

[1, 5, 11, 55, 71, 97, 355, 485, 781, 1067, 3905, 5335, 6887, 34435, 53233, 75757, 266165, 378785, 585563, 2927815, 3779543, 5163601, 18897715, 25818005, 41574973, 56799611, 207874865, 283998055, 366615671, 1833078355, 4032772381, 20163861905]

約数ペア:

[(1, 20163861905), (5, 4032772381), (11, 1833078355), (55, 366615671), (71, 283998055), (97, 207874865), (355, 56799611), (485, 41574973), (781, 25818005), (1067, 18897715), (3905, 5163601), (5335, 3779543), (6887, 2927815), (34435, 585563), (53233, 378785), (75757, 266165)]