18579974

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1381}}^1$

素因数の和:1452

約数の個数: 24

約数和(自身を含む): 32935824

約数和(自身を除く): 14355850

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 961, 1381, 1922, 2762, 6727, 9667, 13454, 19334, 42811, 85622, 299677, 599354, 1327141, 2654282, 9289987, 18579974]

約数ペア:

[(1, 18579974), (2, 9289987), (7, 2654282), (14, 1327141), (31, 599354), (62, 299677), (217, 85622), (434, 42811), (961, 19334), (1381, 13454), (1922, 9667), (2762, 6727)]