19917142

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{49057}}^1$

素因数の和:49095

約数の個数: 16

約数和(自身を含む): 35321760

約数和(自身を除く): 15404618

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 49057, 98114, 343399, 686798, 1422653, 2845306, 9958571, 19917142]

約数ペア:

[(1, 19917142), (2, 9958571), (7, 2845306), (14, 1422653), (29, 686798), (58, 343399), (203, 98114), (406, 49057)]