19730206

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3761}}^1$

素因数の和:3867

約数の個数: 16

約数和(自身を含む): 30788208

約数和(自身を除く): 11058002

約数列:

[1, 2, 43, 61, 86, 122, 2623, 3761, 5246, 7522, 161723, 229421, 323446, 458842, 9865103, 19730206]

約数ペア:

[(1, 19730206), (2, 9865103), (43, 458842), (61, 323446), (86, 229421), (122, 161723), (2623, 7522), (3761, 5246)]