19363982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3947}}^1$

素因数の和:4183

約数の個数: 16

約数和(自身を含む): 31836672

約数和(自身を除く): 12472690

約数列:

[1, 2, 11, 22, 223, 446, 2453, 3947, 4906, 7894, 43417, 86834, 880181, 1760362, 9681991, 19363982]

約数ペア:

[(1, 19363982), (2, 9681991), (11, 1760362), (22, 880181), (223, 86834), (446, 43417), (2453, 7894), (3947, 4906)]