19329380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1367}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 46884096

約数和(自身を除く): 27554716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1367, 1414, 2020, 2734, 2828, 3535, 5468, 6835, 7070, 9569, 13670, 14140, 19138, 27340, 38276, 47845, 95690, 138067, 191380, 276134, 552268, 690335, 966469, 1380670, 1932938, 2761340, 3865876, 4832345, 9664690, 19329380]

約数ペア:

[(1, 19329380), (2, 9664690), (4, 4832345), (5, 3865876), (7, 2761340), (10, 1932938), (14, 1380670), (20, 966469), (28, 690335), (35, 552268), (70, 276134), (101, 191380), (140, 138067), (202, 95690), (404, 47845), (505, 38276), (707, 27340), (1010, 19138), (1367, 14140), (1414, 13670), (2020, 9569), (2734, 7070), (2828, 6835), (3535, 5468)]