19618234

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1725

約数の個数: 16

約数和(自身を含む): 30333600

約数和(自身を除く): 10715366

約数列:

[1, 2, 43, 86, 149, 298, 1531, 3062, 6407, 12814, 65833, 131666, 228119, 456238, 9809117, 19618234]

約数ペア:

[(1, 19618234), (2, 9809117), (43, 456238), (86, 228119), (149, 131666), (298, 65833), (1531, 12814), (3062, 6407)]