18948273

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1213}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 26105856

約数和(自身を除く): 7157583

約数列:

[1, 3, 41, 123, 127, 381, 1213, 3639, 5207, 15621, 49733, 149199, 154051, 462153, 6316091, 18948273]

約数ペア:

[(1, 18948273), (3, 6316091), (41, 462153), (123, 154051), (127, 149199), (381, 49733), (1213, 15621), (3639, 5207)]