201548656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1621}}^1$

素因数の和:2057

約数の個数: 40

約数和(自身を含む): 412312400

約数和(自身を除く): 210763744

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 409, 818, 1621, 1636, 3242, 3272, 6484, 6544, 7771, 12968, 15542, 25936, 30799, 31084, 61598, 62168, 123196, 124336, 246392, 492784, 662989, 1325978, 2651956, 5303912, 10607824, 12596791, 25193582, 50387164, 100774328, 201548656]

約数ペア:

[(1, 201548656), (2, 100774328), (4, 50387164), (8, 25193582), (16, 12596791), (19, 10607824), (38, 5303912), (76, 2651956), (152, 1325978), (304, 662989), (409, 492784), (818, 246392), (1621, 124336), (1636, 123196), (3242, 62168), (3272, 61598), (6484, 31084), (6544, 30799), (7771, 25936), (12968, 15542)]