39816016

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{4889}}^1$

素因数の和:5406

約数の個数: 20

約数和(自身を含む): 77310900

約数和(自身を除く): 37494884

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 4889, 8144, 9778, 19556, 39112, 78224, 2488501, 4977002, 9954004, 19908008, 39816016]

約数ペア:

[(1, 39816016), (2, 19908008), (4, 9954004), (8, 4977002), (16, 2488501), (509, 78224), (1018, 39112), (2036, 19556), (4072, 9778), (4889, 8144)]