19902138

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4759}}^1$

素因数の和:4822

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 23280582

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 82, 102, 123, 246, 697, 1394, 2091, 4182, 4759, 9518, 14277, 28554, 80903, 161806, 195119, 242709, 390238, 485418, 585357, 1170714, 3317023, 6634046, 9951069, 19902138]

約数ペア:

[(1, 19902138), (2, 9951069), (3, 6634046), (6, 3317023), (17, 1170714), (34, 585357), (41, 485418), (51, 390238), (82, 242709), (102, 195119), (123, 161806), (246, 80903), (697, 28554), (1394, 14277), (2091, 9518), (4182, 4759)]