19570768

素因数分解:

$2^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{887}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 43604352

約数和(自身を除く): 24033584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 197, 394, 788, 887, 1379, 1576, 1774, 2758, 3152, 3548, 5516, 6209, 7096, 11032, 12418, 14192, 22064, 24836, 49672, 99344, 174739, 349478, 698956, 1223173, 1397912, 2446346, 2795824, 4892692, 9785384, 19570768]

約数ペア:

[(1, 19570768), (2, 9785384), (4, 4892692), (7, 2795824), (8, 2446346), (14, 1397912), (16, 1223173), (28, 698956), (56, 349478), (112, 174739), (197, 99344), (394, 49672), (788, 24836), (887, 22064), (1379, 14192), (1576, 12418), (1774, 11032), (2758, 7096), (3152, 6209), (3548, 5516)]