397667056

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20389}}^1$

素因数の和:20473

約数の個数: 40

約数和(自身を含む): 819188640

約数和(自身を除く): 421521584

約数列:

[1, 2, 4, 8, 16, 23, 46, 53, 92, 106, 184, 212, 368, 424, 848, 1219, 2438, 4876, 9752, 19504, 20389, 40778, 81556, 163112, 326224, 468947, 937894, 1080617, 1875788, 2161234, 3751576, 4322468, 7503152, 8644936, 17289872, 24854191, 49708382, 99416764, 198833528, 397667056]

約数ペア:

[(1, 397667056), (2, 198833528), (4, 99416764), (8, 49708382), (16, 24854191), (23, 17289872), (46, 8644936), (53, 7503152), (92, 4322468), (106, 3751576), (184, 2161234), (212, 1875788), (368, 1080617), (424, 937894), (848, 468947), (1219, 326224), (2438, 163112), (4876, 81556), (9752, 40778), (19504, 20389)]