20116144

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{5009}}^1$

素因数の和:5268

約数の個数: 20

約数和(自身を含む): 39138120

約数和(自身を除く): 19021976

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 5009, 10018, 20036, 40072, 80144, 1257259, 2514518, 5029036, 10058072, 20116144]

約数ペア:

[(1, 20116144), (2, 10058072), (4, 5029036), (8, 2514518), (16, 1257259), (251, 80144), (502, 40072), (1004, 20036), (2008, 10018), (4016, 5009)]