20118345012

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{73561}}^1$

素因数の和:73749

約数の個数: 72

約数和(自身を含む): 52053648192

約数和(自身を除く): 31935303180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 107, 142, 213, 214, 284, 321, 426, 428, 639, 642, 852, 963, 1278, 1284, 1926, 2556, 3852, 7597, 15194, 22791, 30388, 45582, 68373, 73561, 91164, 136746, 147122, 220683, 273492, 294244, 441366, 662049, 882732, 1324098, 2648196, 5222831, 7871027, 10445662, 15668493, 15742054, 20891324, 23613081, 31336986, 31484108, 47005479, 47226162, 62673972, 70839243, 94010958, 94452324, 141678486, 188021916, 283356972, 558842917, 1117685834, 1676528751, 2235371668, 3353057502, 5029586253, 6706115004, 10059172506, 20118345012]

約数ペア:

[(1, 20118345012), (2, 10059172506), (3, 6706115004), (4, 5029586253), (6, 3353057502), (9, 2235371668), (12, 1676528751), (18, 1117685834), (36, 558842917), (71, 283356972), (107, 188021916), (142, 141678486), (213, 94452324), (214, 94010958), (284, 70839243), (321, 62673972), (426, 47226162), (428, 47005479), (639, 31484108), (642, 31336986), (852, 23613081), (963, 20891324), (1278, 15742054), (1284, 15668493), (1926, 10445662), (2556, 7871027), (3852, 5222831), (7597, 2648196), (15194, 1324098), (22791, 882732), (30388, 662049), (45582, 441366), (68373, 294244), (73561, 273492), (91164, 220683), (136746, 147122)]