19507514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4603}}^1$

素因数の和:4781

約数の個数: 16

約数和(自身を含む): 31712352

約数和(自身を除く): 12204838

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 4603, 9206, 59839, 119678, 750289, 1500578, 9753757, 19507514]

約数ペア:

[(1, 19507514), (2, 9753757), (13, 1500578), (26, 750289), (163, 119678), (326, 59839), (2119, 9206), (4238, 4603)]