19295514147

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2749}}^1\times {\mathrm{3673}}^1$

素因数の和:6452

約数の個数: 48

約数和(自身を含む): 32250372000

約数和(自身を除く): 12954857853

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 2749, 3673, 8247, 11019, 19243, 25711, 35737, 47749, 57729, 77133, 107211, 134701, 143247, 179977, 250159, 334243, 404103, 539931, 750477, 1002729, 1751113, 2339701, 5253339, 7019103, 10097077, 30291231, 70679539, 131262001, 212038617, 393786003, 494756773, 918834007, 1484270319, 2756502021, 6431838049, 19295514147]

約数ペア:

[(1, 19295514147), (3, 6431838049), (7, 2756502021), (13, 1484270319), (21, 918834007), (39, 494756773), (49, 393786003), (91, 212038617), (147, 131262001), (273, 70679539), (637, 30291231), (1911, 10097077), (2749, 7019103), (3673, 5253339), (8247, 2339701), (11019, 1751113), (19243, 1002729), (25711, 750477), (35737, 539931), (47749, 404103), (57729, 334243), (77133, 250159), (107211, 179977), (134701, 143247)]