30751984

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{9109}}^1$

素因数の和:9328

約数の個数: 20

約数和(自身を含む): 59870920

約数和(自身を除く): 29118936

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 9109, 18218, 36436, 72872, 145744, 1921999, 3843998, 7687996, 15375992, 30751984]

約数ペア:

[(1, 30751984), (2, 15375992), (4, 7687996), (8, 3843998), (16, 1921999), (211, 145744), (422, 72872), (844, 36436), (1688, 18218), (3376, 9109)]