254423984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{836921}}^1$

素因数の和:836948

約数の個数: 20

約数和(自身を含む): 518891640

約数和(自身を除く): 264467656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 836921, 1673842, 3347684, 6695368, 13390736, 15901499, 31802998, 63605996, 127211992, 254423984]

約数ペア:

[(1, 254423984), (2, 127211992), (4, 63605996), (8, 31802998), (16, 15901499), (19, 13390736), (38, 6695368), (76, 3347684), (152, 1673842), (304, 836921)]