219070816

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 438918480

約数和(自身を除く): 219847664

約数列:

[1, 2, 4, 8, 16, 32, 109, 181, 218, 347, 362, 436, 694, 724, 872, 1388, 1448, 1744, 2776, 2896, 3488, 5552, 5792, 11104, 19729, 37823, 39458, 62807, 75646, 78916, 125614, 151292, 157832, 251228, 302584, 315664, 502456, 605168, 631328, 1004912, 1210336, 2009824, 6845963, 13691926, 27383852, 54767704, 109535408, 219070816]

約数ペア:

[(1, 219070816), (2, 109535408), (4, 54767704), (8, 27383852), (16, 13691926), (32, 6845963), (109, 2009824), (181, 1210336), (218, 1004912), (347, 631328), (362, 605168), (436, 502456), (694, 315664), (724, 302584), (872, 251228), (1388, 157832), (1448, 151292), (1744, 125614), (2776, 78916), (2896, 75646), (3488, 62807), (5552, 39458), (5792, 37823), (11104, 19729)]