18557133

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3079}}^1$

素因数の和:3137

約数の個数: 24

約数和(自身を含む): 29494080

約数和(自身を除く): 10936947

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 3079, 6027, 9237, 21553, 64659, 126239, 150871, 378717, 452613, 883673, 2651019, 6185711, 18557133]

約数ペア:

[(1, 18557133), (3, 6185711), (7, 2651019), (21, 883673), (41, 452613), (49, 378717), (123, 150871), (147, 126239), (287, 64659), (861, 21553), (2009, 9237), (3079, 6027)]