19147206

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{245477}}^1$

素因数の和:245495

約数の個数: 16

約数和(自身を含む): 41240304

約数和(自身を除く): 22093098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 245477, 490954, 736431, 1472862, 3191201, 6382402, 9573603, 19147206]

約数ペア:

[(1, 19147206), (2, 9573603), (3, 6382402), (6, 3191201), (13, 1472862), (26, 736431), (39, 490954), (78, 245477)]