20983105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29347}}^1$

素因数の和:29376

約数の個数: 16

約数和(自身を含む): 29582784

約数和(自身を除く): 8599679

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 29347, 146735, 322817, 381511, 1614085, 1907555, 4196621, 20983105]

約数ペア:

[(1, 20983105), (5, 4196621), (11, 1907555), (13, 1614085), (55, 381511), (65, 322817), (143, 146735), (715, 29347)]