239071984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{19181}}^1$

素因数の和:19249

約数の個数: 40

約数和(自身を含む): 499499280

約数和(自身を除く): 260427296

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 19181, 38362, 76724, 153448, 306896, 364439, 728878, 786421, 1457756, 1572842, 2915512, 3145684, 5831024, 6291368, 12582736, 14941999, 29883998, 59767996, 119535992, 239071984]

約数ペア:

[(1, 239071984), (2, 119535992), (4, 59767996), (8, 29883998), (16, 14941999), (19, 12582736), (38, 6291368), (41, 5831024), (76, 3145684), (82, 2915512), (152, 1572842), (164, 1457756), (304, 786421), (328, 728878), (656, 364439), (779, 306896), (1558, 153448), (3116, 76724), (6232, 38362), (12464, 19181)]