20996064

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1317

約数の個数: 96

約数和(自身を含む): 64512000

約数和(自身を除く): 43515936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 96, 108, 114, 144, 152, 171, 216, 228, 288, 304, 342, 432, 456, 513, 608, 684, 864, 912, 1026, 1279, 1368, 1824, 2052, 2558, 2736, 3837, 4104, 5116, 5472, 7674, 8208, 10232, 11511, 15348, 16416, 20464, 23022, 24301, 30696, 34533, 40928, 46044, 48602, 61392, 69066, 72903, 92088, 97204, 122784, 138132, 145806, 184176, 194408, 218709, 276264, 291612, 368352, 388816, 437418, 552528, 583224, 656127, 777632, 874836, 1105056, 1166448, 1312254, 1749672, 2332896, 2624508, 3499344, 5249016, 6998688, 10498032, 20996064]

約数ペア:

[(1, 20996064), (2, 10498032), (3, 6998688), (4, 5249016), (6, 3499344), (8, 2624508), (9, 2332896), (12, 1749672), (16, 1312254), (18, 1166448), (19, 1105056), (24, 874836), (27, 777632), (32, 656127), (36, 583224), (38, 552528), (48, 437418), (54, 388816), (57, 368352), (72, 291612), (76, 276264), (96, 218709), (108, 194408), (114, 184176), (144, 145806), (152, 138132), (171, 122784), (216, 97204), (228, 92088), (288, 72903), (304, 69066), (342, 61392), (432, 48602), (456, 46044), (513, 40928), (608, 34533), (684, 30696), (864, 24301), (912, 23022), (1026, 20464), (1279, 16416), (1368, 15348), (1824, 11511), (2052, 10232), (2558, 8208), (2736, 7674), (3837, 5472), (4104, 5116)]