20979932

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2383}}^1$

素因数の和:2489

約数の個数: 24

約数和(自身を含む): 38449152

約数和(自身を除く): 17469220

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 2383, 4402, 4766, 8804, 9532, 73873, 147746, 169193, 295492, 338386, 676772, 5244983, 10489966, 20979932]

約数ペア:

[(1, 20979932), (2, 10489966), (4, 5244983), (31, 676772), (62, 338386), (71, 295492), (124, 169193), (142, 147746), (284, 73873), (2201, 9532), (2383, 8804), (4402, 4766)]