20174491688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{217229}}^1$

素因数の和:217314

約数の個数: 64

約数和(自身を含む): 43793568000

約数和(自身を除く): 23619076312

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 247, 376, 494, 611, 893, 988, 1222, 1786, 1976, 2444, 3572, 4888, 7144, 11609, 23218, 46436, 92872, 217229, 434458, 868916, 1737832, 2823977, 4127351, 5647954, 8254702, 10209763, 11295908, 16509404, 20419526, 22591816, 33018808, 40839052, 53655563, 81678104, 107311126, 132726919, 193985497, 214622252, 265453838, 387970994, 429244504, 530907676, 775941988, 1061815352, 1551883976, 2521811461, 5043622922, 10087245844, 20174491688]

約数ペア:

[(1, 20174491688), (2, 10087245844), (4, 5043622922), (8, 2521811461), (13, 1551883976), (19, 1061815352), (26, 775941988), (38, 530907676), (47, 429244504), (52, 387970994), (76, 265453838), (94, 214622252), (104, 193985497), (152, 132726919), (188, 107311126), (247, 81678104), (376, 53655563), (494, 40839052), (611, 33018808), (893, 22591816), (988, 20419526), (1222, 16509404), (1786, 11295908), (1976, 10209763), (2444, 8254702), (3572, 5647954), (4888, 4127351), (7144, 2823977), (11609, 1737832), (23218, 868916), (46436, 434458), (92872, 217229)]