18271316

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1368

約数の個数: 36

約数和(自身を含む): 37734228

約数和(自身を除く): 19462912

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 292, 511, 1022, 1277, 2044, 2554, 3577, 5108, 7154, 8939, 14308, 17878, 35756, 62573, 93221, 125146, 186442, 250292, 372884, 652547, 1305094, 2610188, 4567829, 9135658, 18271316]

約数ペア:

[(1, 18271316), (2, 9135658), (4, 4567829), (7, 2610188), (14, 1305094), (28, 652547), (49, 372884), (73, 250292), (98, 186442), (146, 125146), (196, 93221), (292, 62573), (511, 35756), (1022, 17878), (1277, 14308), (2044, 8939), (2554, 7154), (3577, 5108)]