1999895144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{97613}}^1$

素因数の和:97829

約数の個数: 32

約数和(自身を含む): 4058790120

約数和(自身を除く): 2058894976

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 5122, 10244, 20488, 97613, 195226, 390452, 780904, 1268969, 2537938, 5075876, 10151752, 19229761, 38459522, 76919044, 153838088, 249986893, 499973786, 999947572, 1999895144]

約数ペア:

[(1, 1999895144), (2, 999947572), (4, 499973786), (8, 249986893), (13, 153838088), (26, 76919044), (52, 38459522), (104, 19229761), (197, 10151752), (394, 5075876), (788, 2537938), (1576, 1268969), (2561, 780904), (5122, 390452), (10244, 195226), (20488, 97613)]