71821936

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{8819}}^1$

素因数の和:9336

約数の個数: 20

約数和(自身を含む): 139444200

約数和(自身を除く): 67622264

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 8819, 17638, 35276, 70552, 141104, 4488871, 8977742, 17955484, 35910968, 71821936]

約数ペア:

[(1, 71821936), (2, 35910968), (4, 17955484), (8, 8977742), (16, 4488871), (509, 141104), (1018, 70552), (2036, 35276), (4072, 17638), (8144, 8819)]