17998414

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 32219136

約数和(自身を除く): 14220722

約数列:

[1, 2, 7, 14, 31, 62, 113, 217, 226, 367, 434, 734, 791, 1582, 2569, 3503, 5138, 7006, 11377, 22754, 24521, 41471, 49042, 79639, 82942, 159278, 290297, 580594, 1285601, 2571202, 8999207, 17998414]

約数ペア:

[(1, 17998414), (2, 8999207), (7, 2571202), (14, 1285601), (31, 580594), (62, 290297), (113, 159278), (217, 82942), (226, 79639), (367, 49042), (434, 41471), (734, 24521), (791, 22754), (1582, 11377), (2569, 7006), (3503, 5138)]