220180016

素因数分解:

$2^4\times 7^1\times {\mathrm{1965893}}^1$

素因数の和:1965908

約数の個数: 20

約数和(自身を含む): 487541712

約数和(自身を除く): 267361696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1965893, 3931786, 7863572, 13761251, 15727144, 27522502, 31454288, 55045004, 110090008, 220180016]

約数ペア:

[(1, 220180016), (2, 110090008), (4, 55045004), (7, 31454288), (8, 27522502), (14, 15727144), (16, 13761251), (28, 7863572), (56, 3931786), (112, 1965893)]