20403304

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{48121}}^1$

素因数の和:48180

約数の個数: 16

約数和(自身を含む): 38978820

約数和(自身を除く): 18575516

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 48121, 96242, 192484, 384968, 2550413, 5100826, 10201652, 20403304]

約数ペア:

[(1, 20403304), (2, 10201652), (4, 5100826), (8, 2550413), (53, 384968), (106, 192484), (212, 96242), (424, 48121)]