20540349

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1063}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 31536960

約数和(自身を除く): 10996611

約数列:

[1, 3, 9, 19, 57, 113, 171, 339, 1017, 1063, 2147, 3189, 6441, 9567, 19323, 20197, 60591, 120119, 181773, 360357, 1081071, 2282261, 6846783, 20540349]

約数ペア:

[(1, 20540349), (3, 6846783), (9, 2282261), (19, 1081071), (57, 360357), (113, 181773), (171, 120119), (339, 60591), (1017, 20197), (1063, 19323), (2147, 9567), (3189, 6441)]