2009889505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{3511}}^1\times {\mathrm{8807}}^1$

素因数の和:12336

約数の個数: 16

約数和(自身を含む): 2598430464

約数和(自身を除く): 588540959

約数列:

[1, 5, 13, 65, 3511, 8807, 17555, 44035, 45643, 114491, 228215, 572455, 30921377, 154606885, 401977901, 2009889505]

約数ペア:

[(1, 2009889505), (5, 401977901), (13, 154606885), (65, 30921377), (3511, 572455), (8807, 228215), (17555, 114491), (44035, 45643)]