16804548020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64632877}}^1$

素因数の和:64632899

約数の個数: 24

約数和(自身を含む): 38004132264

約数和(自身を除く): 21199584244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 64632877, 129265754, 258531508, 323164385, 646328770, 840227401, 1292657540, 1680454802, 3360909604, 4201137005, 8402274010, 16804548020]

約数ペア:

[(1, 16804548020), (2, 8402274010), (4, 4201137005), (5, 3360909604), (10, 1680454802), (13, 1292657540), (20, 840227401), (26, 646328770), (52, 323164385), (65, 258531508), (130, 129265754), (260, 64632877)]