20121247918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6160823}}^1$

素因数の和:6160919

約数の個数: 16

約数和(自身を含む): 31937711616

約数和(自身を除く): 11816463698

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 6160823, 12321646, 141698929, 283397858, 437418433, 874836866, 10060623959, 20121247918]

約数ペア:

[(1, 20121247918), (2, 10060623959), (23, 874836866), (46, 437418433), (71, 283397858), (142, 141698929), (1633, 12321646), (3266, 6160823)]