19505794

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5507}}^1$

素因数の和:5550

約数の個数: 32

約数和(自身を含む): 38071296

約数和(自身を除く): 18565502

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5507, 11014, 38549, 60577, 77098, 121154, 126661, 253322, 424039, 848078, 886627, 1393271, 1773254, 2786542, 9752897, 19505794]

約数ペア:

[(1, 19505794), (2, 9752897), (7, 2786542), (11, 1773254), (14, 1393271), (22, 886627), (23, 848078), (46, 424039), (77, 253322), (154, 126661), (161, 121154), (253, 77098), (322, 60577), (506, 38549), (1771, 11014), (3542, 5507)]