18809078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{9973}}^1$

素因数の和:10039

約数の個数: 16

約数和(自身を含む): 30161376

約数和(自身を除く): 11352298

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 9973, 19946, 229379, 408893, 458758, 817786, 9404539, 18809078]

約数ペア:

[(1, 18809078), (2, 9404539), (23, 817786), (41, 458758), (46, 408893), (82, 229379), (943, 19946), (1886, 9973)]