199975184

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{430981}}^1$

素因数の和:431018

約数の個数: 20

約数和(自身を含む): 400813260

約数和(自身を除く): 200838076

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 430981, 861962, 1723924, 3447848, 6895696, 12498449, 24996898, 49993796, 99987592, 199975184]

約数ペア:

[(1, 199975184), (2, 99987592), (4, 49993796), (8, 24996898), (16, 12498449), (29, 6895696), (58, 3447848), (116, 1723924), (232, 861962), (464, 430981)]