19830272

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1$

素因数の和:539

約数の個数: 80

約数和(自身を含む): 49496832

約数和(自身を除く): 29666560

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 503, 512, 616, 704, 896, 1006, 1232, 1408, 1792, 2012, 2464, 2816, 3521, 3584, 4024, 4928, 5533, 5632, 7042, 8048, 9856, 11066, 14084, 16096, 19712, 22132, 28168, 32192, 38731, 39424, 44264, 56336, 64384, 77462, 88528, 112672, 128768, 154924, 177056, 225344, 257536, 309848, 354112, 450688, 619696, 708224, 901376, 1239392, 1416448, 1802752, 2478784, 2832896, 4957568, 9915136, 19830272]

約数ペア:

[(1, 19830272), (2, 9915136), (4, 4957568), (7, 2832896), (8, 2478784), (11, 1802752), (14, 1416448), (16, 1239392), (22, 901376), (28, 708224), (32, 619696), (44, 450688), (56, 354112), (64, 309848), (77, 257536), (88, 225344), (112, 177056), (128, 154924), (154, 128768), (176, 112672), (224, 88528), (256, 77462), (308, 64384), (352, 56336), (448, 44264), (503, 39424), (512, 38731), (616, 32192), (704, 28168), (896, 22132), (1006, 19712), (1232, 16096), (1408, 14084), (1792, 11066), (2012, 9856), (2464, 8048), (2816, 7042), (3521, 5632), (3584, 5533), (4024, 4928)]