18161444

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28201}}^1$

素因数の和:28235

約数の個数: 24

約数和(自身を含む): 37903488

約数和(自身を除く): 19742044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28201, 56402, 112804, 197407, 394814, 648623, 789628, 1297246, 2594492, 4540361, 9080722, 18161444]

約数ペア:

[(1, 18161444), (2, 9080722), (4, 4540361), (7, 2594492), (14, 1297246), (23, 789628), (28, 648623), (46, 394814), (92, 197407), (161, 112804), (322, 56402), (644, 28201)]