19457009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1321}}^1$

素因数の和:1448

約数の個数: 16

約数和(自身を含む): 23097984

約数和(自身を除く): 3640975

約数列:

[1, 11, 13, 103, 143, 1133, 1321, 1339, 14531, 14729, 17173, 136063, 188903, 1496693, 1768819, 19457009]

約数ペア:

[(1, 19457009), (11, 1768819), (13, 1496693), (103, 188903), (143, 136063), (1133, 17173), (1321, 14729), (1339, 14531)]