18189574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36821}}^1$

素因数の和:36855

約数の個数: 16

約数和(自身を含む): 30930480

約数和(自身を除く): 12740906

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 36821, 73642, 478673, 699599, 957346, 1399198, 9094787, 18189574]

約数ペア:

[(1, 18189574), (2, 9094787), (13, 1399198), (19, 957346), (26, 699599), (38, 478673), (247, 73642), (494, 36821)]