16987102

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{40639}}^1$

素因数の和:40671

約数の個数: 16

約数和(自身を含む): 29260800

約数和(自身を除く): 12273698

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 40639, 81278, 447029, 772141, 894058, 1544282, 8493551, 16987102]

約数ペア:

[(1, 16987102), (2, 8493551), (11, 1544282), (19, 894058), (22, 772141), (38, 447029), (209, 81278), (418, 40639)]