20803504

素因数分解:

$2^4\times {\mathrm{547}}^1\times {\mathrm{2377}}^1$

素因数の和:2932

約数の個数: 20

約数和(自身を含む): 40397464

約数和(自身を除く): 19593960

約数列:

[1, 2, 4, 8, 16, 547, 1094, 2188, 2377, 4376, 4754, 8752, 9508, 19016, 38032, 1300219, 2600438, 5200876, 10401752, 20803504]

約数ペア:

[(1, 20803504), (2, 10401752), (4, 5200876), (8, 2600438), (16, 1300219), (547, 38032), (1094, 19016), (2188, 9508), (2377, 8752), (4376, 4754)]