18597208

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1061}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 40016160

約数和(自身を除く): 21418952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1061, 1252, 2122, 2191, 2504, 4244, 4382, 7427, 8488, 8764, 14854, 17528, 29708, 59416, 332093, 664186, 1328372, 2324651, 2656744, 4649302, 9298604, 18597208]

約数ペア:

[(1, 18597208), (2, 9298604), (4, 4649302), (7, 2656744), (8, 2324651), (14, 1328372), (28, 664186), (56, 332093), (313, 59416), (626, 29708), (1061, 17528), (1252, 14854), (2122, 8764), (2191, 8488), (2504, 7427), (4244, 4382)]