2012205412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{122011}}^1$

素因数の和:122072

約数の個数: 48

約数和(自身を含む): 4372910080

約数和(自身を除く): 2360704668

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 122011, 244022, 488044, 854077, 1708154, 2318209, 3416308, 3782341, 4636418, 7564682, 9272836, 15129364, 16227463, 26476387, 32454926, 52952774, 64909852, 71864479, 105905548, 143728958, 287457916, 503051353, 1006102706, 2012205412]

約数ペア:

[(1, 2012205412), (2, 1006102706), (4, 503051353), (7, 287457916), (14, 143728958), (19, 105905548), (28, 71864479), (31, 64909852), (38, 52952774), (62, 32454926), (76, 26476387), (124, 16227463), (133, 15129364), (217, 9272836), (266, 7564682), (434, 4636418), (532, 3782341), (589, 3416308), (868, 2318209), (1178, 1708154), (2356, 854077), (4123, 488044), (8246, 244022), (16492, 122011)]