218486548

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2269}}^1$

素因数の和:2480

約数の個数: 48

約数和(自身を含む): 462716800

約数和(自身を除く): 244230252

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 181, 266, 362, 532, 724, 1267, 2269, 2534, 3439, 4538, 5068, 6878, 9076, 13756, 15883, 24073, 31766, 43111, 48146, 63532, 86222, 96292, 172444, 301777, 410689, 603554, 821378, 1207108, 1642756, 2874823, 5749646, 7803091, 11499292, 15606182, 31212364, 54621637, 109243274, 218486548]

約数ペア:

[(1, 218486548), (2, 109243274), (4, 54621637), (7, 31212364), (14, 15606182), (19, 11499292), (28, 7803091), (38, 5749646), (76, 2874823), (133, 1642756), (181, 1207108), (266, 821378), (362, 603554), (532, 410689), (724, 301777), (1267, 172444), (2269, 96292), (2534, 86222), (3439, 63532), (4538, 48146), (5068, 43111), (6878, 31766), (9076, 24073), (13756, 15883)]