18540697851

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1123883}}^1$

素因数の和:1123952

約数の個数: 32

約数和(自身を含む): 30210001920

約数和(自身を除く): 11669304069

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1269, 1833, 5499, 16497, 1123883, 3371649, 10114947, 14610479, 30344841, 43831437, 52822501, 131494311, 158467503, 394482933, 475402509, 686692513, 1426207527, 2060077539, 6180232617, 18540697851]

約数ペア:

[(1, 18540697851), (3, 6180232617), (9, 2060077539), (13, 1426207527), (27, 686692513), (39, 475402509), (47, 394482933), (117, 158467503), (141, 131494311), (351, 52822501), (423, 43831437), (611, 30344841), (1269, 14610479), (1833, 10114947), (5499, 3371649), (16497, 1123883)]