19399142

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81509}}^1$

素因数の和:81535

約数の個数: 16

約数和(自身を含む): 35212320

約数和(自身を除く): 15813178

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 81509, 163018, 570563, 1141126, 1385653, 2771306, 9699571, 19399142]

約数ペア:

[(1, 19399142), (2, 9699571), (7, 2771306), (14, 1385653), (17, 1141126), (34, 570563), (119, 163018), (238, 81509)]