206965708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{63331}}^1$

素因数の和:63397

約数の個数: 24

約数和(自身を含む): 390125120

約数和(自身を除く): 183159412

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 63331, 126662, 253324, 1203289, 2406578, 2723233, 4813156, 5446466, 10892932, 51741427, 103482854, 206965708]

約数ペア:

[(1, 206965708), (2, 103482854), (4, 51741427), (19, 10892932), (38, 5446466), (43, 4813156), (76, 2723233), (86, 2406578), (172, 1203289), (817, 253324), (1634, 126662), (3268, 63331)]