331374128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{668093}}^1$

素因数の和:668132

約数の個数: 20

約数和(自身を含む): 662749248

約数和(自身を除く): 331375120

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 668093, 1336186, 2672372, 5344744, 10689488, 20710883, 41421766, 82843532, 165687064, 331374128]

約数ペア:

[(1, 331374128), (2, 165687064), (4, 82843532), (8, 41421766), (16, 20710883), (31, 10689488), (62, 5344744), (124, 2672372), (248, 1336186), (496, 668093)]