20131311172

素因数分解:

$2^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1427}}^1\times {\mathrm{1873}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 40462208640

約数和(自身を除く): 20330897468

約数列:

[1, 2, 4, 7, 14, 28, 269, 538, 1076, 1427, 1873, 1883, 2854, 3746, 3766, 5708, 7492, 7532, 9989, 13111, 19978, 26222, 39956, 52444, 383863, 503837, 767726, 1007674, 1535452, 2015348, 2672771, 2687041, 3526859, 5345542, 5374082, 7053718, 10691084, 10748164, 14107436, 18709397, 37418794, 74837588, 718975399, 1437950798, 2875901596, 5032827793, 10065655586, 20131311172]

約数ペア:

[(1, 20131311172), (2, 10065655586), (4, 5032827793), (7, 2875901596), (14, 1437950798), (28, 718975399), (269, 74837588), (538, 37418794), (1076, 18709397), (1427, 14107436), (1873, 10748164), (1883, 10691084), (2854, 7053718), (3746, 5374082), (3766, 5345542), (5708, 3526859), (7492, 2687041), (7532, 2672771), (9989, 2015348), (13111, 1535452), (19978, 1007674), (26222, 767726), (39956, 503837), (52444, 383863)]