20347746136

素因数分解:

$2^3\times {\mathrm{1877}}^1\times {\mathrm{1355071}}^1$

素因数の和:1356954

約数の個数: 16

約数和(自身を含む): 38172378240

約数和(自身を除く): 17824632104

約数列:

[1, 2, 4, 8, 1877, 3754, 7508, 15016, 1355071, 2710142, 5420284, 10840568, 2543468267, 5086936534, 10173873068, 20347746136]

約数ペア:

[(1, 20347746136), (2, 10173873068), (4, 5086936534), (8, 2543468267), (1877, 10840568), (3754, 5420284), (7508, 2710142), (15016, 1355071)]