212512976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1021697}}^1$

素因数の和:1021718

約数の個数: 20

約数和(自身を含む): 443416932

約数和(自身を除く): 230903956

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1021697, 2043394, 4086788, 8173576, 13282061, 16347152, 26564122, 53128244, 106256488, 212512976]

約数ペア:

[(1, 212512976), (2, 106256488), (4, 53128244), (8, 26564122), (13, 16347152), (16, 13282061), (26, 8173576), (52, 4086788), (104, 2043394), (208, 1021697)]