20175281008

素因数分解:

$2^4\times {\mathrm{44131}}^1\times {\mathrm{28573}}^1$

素因数の和:72712

約数の個数: 20

約数和(自身を含む): 39091860808

約数和(自身を除く): 18916579800

約数列:

[1, 2, 4, 8, 16, 28573, 44131, 57146, 88262, 114292, 176524, 228584, 353048, 457168, 706096, 1260955063, 2521910126, 5043820252, 10087640504, 20175281008]

約数ペア:

[(1, 20175281008), (2, 10087640504), (4, 5043820252), (8, 2521910126), (16, 1260955063), (28573, 706096), (44131, 457168), (57146, 353048), (88262, 228584), (114292, 176524)]