18959406

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137387}}^1$

素因数の和:137415

約数の個数: 16

約数和(自身を含む): 39567744

約数和(自身を除く): 20608338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 137387, 274774, 412161, 824322, 3159901, 6319802, 9479703, 18959406]

約数ペア:

[(1, 18959406), (2, 9479703), (3, 6319802), (6, 3159901), (23, 824322), (46, 412161), (69, 274774), (138, 137387)]