19798814

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61487}}^1$

素因数の和:61519

約数の個数: 16

約数和(自身を含む): 35417088

約数和(自身を除く): 15618274

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61487, 122974, 430409, 860818, 1414201, 2828402, 9899407, 19798814]

約数ペア:

[(1, 19798814), (2, 9899407), (7, 2828402), (14, 1414201), (23, 860818), (46, 430409), (161, 122974), (322, 61487)]