18557392

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2473}}^1$

素因数の和:2555

約数の個数: 40

約数和(自身を含む): 41721536

約数和(自身を除く): 23164144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2473, 3752, 4946, 7504, 9892, 17311, 19784, 34622, 39568, 69244, 138488, 165691, 276976, 331382, 662764, 1159837, 1325528, 2319674, 2651056, 4639348, 9278696, 18557392]

約数ペア:

[(1, 18557392), (2, 9278696), (4, 4639348), (7, 2651056), (8, 2319674), (14, 1325528), (16, 1159837), (28, 662764), (56, 331382), (67, 276976), (112, 165691), (134, 138488), (268, 69244), (469, 39568), (536, 34622), (938, 19784), (1072, 17311), (1876, 9892), (2473, 7504), (3752, 4946)]