19687392

素因数分解:

$2^5\times 3^2\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:560

約数の個数: 72

約数和(自身を含む): 56432376

約数和(自身を除く): 36744984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 197, 288, 347, 394, 591, 694, 788, 1041, 1182, 1388, 1576, 1773, 2082, 2364, 2776, 3123, 3152, 3546, 4164, 4728, 5552, 6246, 6304, 7092, 8328, 9456, 11104, 12492, 14184, 16656, 18912, 24984, 28368, 33312, 49968, 56736, 68359, 99936, 136718, 205077, 273436, 410154, 546872, 615231, 820308, 1093744, 1230462, 1640616, 2187488, 2460924, 3281232, 4921848, 6562464, 9843696, 19687392]

約数ペア:

[(1, 19687392), (2, 9843696), (3, 6562464), (4, 4921848), (6, 3281232), (8, 2460924), (9, 2187488), (12, 1640616), (16, 1230462), (18, 1093744), (24, 820308), (32, 615231), (36, 546872), (48, 410154), (72, 273436), (96, 205077), (144, 136718), (197, 99936), (288, 68359), (347, 56736), (394, 49968), (591, 33312), (694, 28368), (788, 24984), (1041, 18912), (1182, 16656), (1388, 14184), (1576, 12492), (1773, 11104), (2082, 9456), (2364, 8328), (2776, 7092), (3123, 6304), (3152, 6246), (3546, 5552), (4164, 4728)]