19994145

素因数分解:

$3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3517}}^1$

素因数の和:3904

約数の個数: 16

約数和(自身を含む): 32084160

約数和(自身を除く): 12090015

約数列:

[1, 3, 5, 15, 379, 1137, 1895, 3517, 5685, 10551, 17585, 52755, 1332943, 3998829, 6664715, 19994145]

約数ペア:

[(1, 19994145), (3, 6664715), (5, 3998829), (15, 1332943), (379, 52755), (1137, 17585), (1895, 10551), (3517, 5685)]