5138864

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{631}}^1$

素因数の和:1148

約数の個数: 20

約数和(自身を含む): 9991920

約数和(自身を除く): 4853056

約数列:

[1, 2, 4, 8, 16, 509, 631, 1018, 1262, 2036, 2524, 4072, 5048, 8144, 10096, 321179, 642358, 1284716, 2569432, 5138864]

約数ペア:

[(1, 5138864), (2, 2569432), (4, 1284716), (8, 642358), (16, 321179), (509, 10096), (631, 8144), (1018, 5048), (1262, 4072), (2036, 2524)]