18405414

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{17939}}^1$

素因数の和:17969

約数の個数: 32

約数和(自身を含む): 43056000

約数和(自身を除く): 24650586

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 17939, 35878, 53817, 107634, 161451, 322902, 340841, 484353, 681682, 968706, 1022523, 2045046, 3067569, 6135138, 9202707, 18405414]

約数ペア:

[(1, 18405414), (2, 9202707), (3, 6135138), (6, 3067569), (9, 2045046), (18, 1022523), (19, 968706), (27, 681682), (38, 484353), (54, 340841), (57, 322902), (114, 161451), (171, 107634), (342, 53817), (513, 35878), (1026, 17939)]