2019187911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1\times {\mathrm{1669}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 2950743040

約数和(自身を除く): 931555129

約数列:

[1, 3, 13, 39, 67, 201, 463, 871, 1389, 1669, 2613, 5007, 6019, 18057, 21697, 31021, 65091, 93063, 111823, 335469, 403273, 772747, 1209819, 1453699, 2318241, 4361097, 10045711, 30137133, 51774049, 155322147, 673062637, 2019187911]

約数ペア:

[(1, 2019187911), (3, 673062637), (13, 155322147), (39, 51774049), (67, 30137133), (201, 10045711), (463, 4361097), (871, 2318241), (1389, 1453699), (1669, 1209819), (2613, 772747), (5007, 403273), (6019, 335469), (18057, 111823), (21697, 93063), (31021, 65091)]