2012201290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{967}}^1\times {\mathrm{18917}}^1$

素因数の和:19902

約数の個数: 32

約数和(自身を含む): 3955526784

約数和(自身を除く): 1943325494

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 967, 1934, 4835, 9670, 10637, 18917, 21274, 37834, 53185, 94585, 106370, 189170, 208087, 416174, 1040435, 2080870, 18292739, 36585478, 91463695, 182927390, 201220129, 402440258, 1006100645, 2012201290]

約数ペア:

[(1, 2012201290), (2, 1006100645), (5, 402440258), (10, 201220129), (11, 182927390), (22, 91463695), (55, 36585478), (110, 18292739), (967, 2080870), (1934, 1040435), (4835, 416174), (9670, 208087), (10637, 189170), (18917, 106370), (21274, 94585), (37834, 53185)]