20185092004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{675629}}^1$

素因数の和:675748

約数の個数: 48

約数和(自身を含む): 44494289280

約数和(自身を除く): 24309197276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 154, 194, 308, 388, 679, 1067, 1358, 2134, 2716, 4268, 7469, 14938, 29876, 675629, 1351258, 2702516, 4729403, 7431919, 9458806, 14863838, 18917612, 29727676, 52023433, 65536013, 104046866, 131072026, 208093732, 262144052, 458752091, 720896143, 917504182, 1441792286, 1835008364, 2883584572, 5046273001, 10092546002, 20185092004]

約数ペア:

[(1, 20185092004), (2, 10092546002), (4, 5046273001), (7, 2883584572), (11, 1835008364), (14, 1441792286), (22, 917504182), (28, 720896143), (44, 458752091), (77, 262144052), (97, 208093732), (154, 131072026), (194, 104046866), (308, 65536013), (388, 52023433), (679, 29727676), (1067, 18917612), (1358, 14863838), (2134, 9458806), (2716, 7431919), (4268, 4729403), (7469, 2702516), (14938, 1351258), (29876, 675629)]