20197360402568

素因数分解:

$2^3\times {\mathrm{647}}^1\times {\mathrm{104087}}^1\times {\mathrm{37489}}^1$

素因数の和:142229

約数の個数: 32

約数和(自身を含む): 37929958646400

約数和(自身を除く): 17732598243832

約数列:

[1, 2, 4, 8, 647, 1294, 2588, 5176, 37489, 74978, 104087, 149956, 208174, 299912, 416348, 832696, 24255383, 48510766, 67344289, 97021532, 134688578, 194043064, 269377156, 538754312, 3902117543, 7804235086, 15608470172, 31216940344, 2524670050321, 5049340100642, 10098680201284, 20197360402568]

約数ペア:

[(1, 20197360402568), (2, 10098680201284), (4, 5049340100642), (8, 2524670050321), (647, 31216940344), (1294, 15608470172), (2588, 7804235086), (5176, 3902117543), (37489, 538754312), (74978, 269377156), (104087, 194043064), (149956, 134688578), (208174, 97021532), (299912, 67344289), (416348, 48510766), (832696, 24255383)]