18118688

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1785

約数の個数: 48

約数和(自身を含む): 41658624

約数和(自身を除く): 23539936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 1721, 2632, 3442, 5264, 6884, 10528, 12047, 13768, 24094, 27536, 48188, 55072, 80887, 96376, 161774, 192752, 323548, 385504, 566209, 647096, 1132418, 1294192, 2264836, 2588384, 4529672, 9059344, 18118688]

約数ペア:

[(1, 18118688), (2, 9059344), (4, 4529672), (7, 2588384), (8, 2264836), (14, 1294192), (16, 1132418), (28, 647096), (32, 566209), (47, 385504), (56, 323548), (94, 192752), (112, 161774), (188, 96376), (224, 80887), (329, 55072), (376, 48188), (658, 27536), (752, 24094), (1316, 13768), (1504, 12047), (1721, 10528), (2632, 6884), (3442, 5264)]