18950014

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1455

約数の個数: 16

約数和(自身を含む): 29272320

約数和(自身を除く): 10322306

約数列:

[1, 2, 43, 86, 179, 358, 1231, 2462, 7697, 15394, 52933, 105866, 220349, 440698, 9475007, 18950014]

約数ペア:

[(1, 18950014), (2, 9475007), (43, 440698), (86, 220349), (179, 105866), (358, 52933), (1231, 15394), (2462, 7697)]