20121293996

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1\times {\mathrm{1543}}^1$

素因数の和:3078

約数の個数: 48

約数和(自身を含む): 36937420800

約数和(自身を除く): 16816126804

約数列:

[1, 2, 4, 29, 58, 79, 116, 158, 316, 1423, 1543, 2291, 2846, 3086, 4582, 5692, 6172, 9164, 41267, 44747, 82534, 89494, 112417, 121897, 165068, 178988, 224834, 243794, 449668, 487588, 2195689, 3260093, 3535013, 4391378, 6520186, 7070026, 8782756, 13040372, 14140052, 63674981, 127349962, 173459431, 254699924, 346918862, 693837724, 5030323499, 10060646998, 20121293996]

約数ペア:

[(1, 20121293996), (2, 10060646998), (4, 5030323499), (29, 693837724), (58, 346918862), (79, 254699924), (116, 173459431), (158, 127349962), (316, 63674981), (1423, 14140052), (1543, 13040372), (2291, 8782756), (2846, 7070026), (3086, 6520186), (4582, 4391378), (5692, 3535013), (6172, 3260093), (9164, 2195689), (41267, 487588), (44747, 449668), (82534, 243794), (89494, 224834), (112417, 178988), (121897, 165068)]