19498154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10273}}^1$

素因数の和:10361

約数の個数: 16

約数和(自身を含む): 31931592

約数和(自身を除く): 12433438

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10273, 20546, 133549, 267098, 749929, 1499858, 9749077, 19498154]

約数ペア:

[(1, 19498154), (2, 9749077), (13, 1499858), (26, 749929), (73, 267098), (146, 133549), (949, 20546), (1898, 10273)]