18699568

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14081}}^1$

素因数の和:14172

約数の個数: 20

約数和(自身を含む): 36669528

約数和(自身を除く): 17969960

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14081, 28162, 56324, 112648, 225296, 1168723, 2337446, 4674892, 9349784, 18699568]

約数ペア:

[(1, 18699568), (2, 9349784), (4, 4674892), (8, 2337446), (16, 1168723), (83, 225296), (166, 112648), (332, 56324), (664, 28162), (1328, 14081)]