18839450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2833}}^1$

素因数の和:2871

約数の個数: 48

約数和(自身を含む): 42169920

約数和(自身を除く): 23330470

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 350, 475, 665, 950, 1330, 2833, 3325, 5666, 6650, 14165, 19831, 28330, 39662, 53827, 70825, 99155, 107654, 141650, 198310, 269135, 376789, 495775, 538270, 753578, 991550, 1345675, 1883945, 2691350, 3767890, 9419725, 18839450]

約数ペア:

[(1, 18839450), (2, 9419725), (5, 3767890), (7, 2691350), (10, 1883945), (14, 1345675), (19, 991550), (25, 753578), (35, 538270), (38, 495775), (50, 376789), (70, 269135), (95, 198310), (133, 141650), (175, 107654), (190, 99155), (266, 70825), (350, 53827), (475, 39662), (665, 28330), (950, 19831), (1330, 14165), (2833, 6650), (3325, 5666)]