18721934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121571}}^1$

素因数の和:121591

約数の個数: 16

約数和(自身を含む): 35012736

約数和(自身を除く): 16290802

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 121571, 243142, 850997, 1337281, 1701994, 2674562, 9360967, 18721934]

約数ペア:

[(1, 18721934), (2, 9360967), (7, 2674562), (11, 1701994), (14, 1337281), (22, 850997), (77, 243142), (154, 121571)]