20188520979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4465499}}^1$

素因数の和:4465650

約数の個数: 16

約数和(自身を含む): 29579472000

約数和(自身を除く): 9390951021

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 4465499, 13396497, 49120489, 147361467, 611773363, 1835320089, 6729506993, 20188520979]

約数ペア:

[(1, 20188520979), (3, 6729506993), (11, 1835320089), (33, 611773363), (137, 147361467), (411, 49120489), (1507, 13396497), (4521, 4465499)]