2021943995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{12239}}^1$

素因数の和:12347

約数の個数: 32

約数和(自身を含む): 2679091200

約数和(自身を除く): 657147205

約数列:

[1, 5, 19, 37, 47, 95, 185, 235, 703, 893, 1739, 3515, 4465, 8695, 12239, 33041, 61195, 165205, 232541, 452843, 575233, 1162705, 2264215, 2876165, 8604017, 10929427, 21283621, 43020085, 54647135, 106418105, 404388799, 2021943995]

約数ペア:

[(1, 2021943995), (5, 404388799), (19, 106418105), (37, 54647135), (47, 43020085), (95, 21283621), (185, 10929427), (235, 8604017), (703, 2876165), (893, 2264215), (1739, 1162705), (3515, 575233), (4465, 452843), (8695, 232541), (12239, 165205), (33041, 61195)]