520036138

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1\times {\mathrm{1249}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 784125000

約数和(自身を除く): 264088862

約数列:

[1, 2, 409, 509, 818, 1018, 1249, 2498, 208181, 416362, 510841, 635741, 1021682, 1271482, 260018069, 520036138]

約数ペア:

[(1, 520036138), (2, 260018069), (409, 1271482), (509, 1021682), (818, 635741), (1018, 510841), (1249, 416362), (2498, 208181)]