203419928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{31123}}^1$

素因数の和:31191

約数の個数: 32

約数和(自身を含む): 410836800

約数和(自身を除く): 207416872

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 31123, 62246, 124492, 248984, 591337, 1182674, 1338289, 2365348, 2676578, 4730696, 5353156, 10706312, 25427491, 50854982, 101709964, 203419928]

約数ペア:

[(1, 203419928), (2, 101709964), (4, 50854982), (8, 25427491), (19, 10706312), (38, 5353156), (43, 4730696), (76, 2676578), (86, 2365348), (152, 1338289), (172, 1182674), (344, 591337), (817, 248984), (1634, 124492), (3268, 62246), (6536, 31123)]