18816198

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{72931}}^1$

素因数の和:72979

約数の個数: 16

約数和(自身を含む): 38508096

約数和(自身を除く): 19691898

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 72931, 145862, 218793, 437586, 3136033, 6272066, 9408099, 18816198]

約数ペア:

[(1, 18816198), (2, 9408099), (3, 6272066), (6, 3136033), (43, 437586), (86, 218793), (129, 145862), (258, 72931)]