19810146

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{22159}}^1$

素因数の和:22313

約数の個数: 16

約数和(自身を含む): 39888000

約数和(自身を除く): 20077854

約数列:

[1, 2, 3, 6, 149, 298, 447, 894, 22159, 44318, 66477, 132954, 3301691, 6603382, 9905073, 19810146]

約数ペア:

[(1, 19810146), (2, 9905073), (3, 6603382), (6, 3301691), (149, 132954), (298, 66477), (447, 44318), (894, 22159)]