19712264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17231}}^1$

素因数の和:17261

約数の個数: 32

約数和(自身を含む): 43424640

約数和(自身を除く): 23712376

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17231, 34462, 68924, 137848, 189541, 224003, 379082, 448006, 758164, 896012, 1516328, 1792024, 2464033, 4928066, 9856132, 19712264]

約数ペア:

[(1, 19712264), (2, 9856132), (4, 4928066), (8, 2464033), (11, 1792024), (13, 1516328), (22, 896012), (26, 758164), (44, 448006), (52, 379082), (88, 224003), (104, 189541), (143, 137848), (286, 68924), (572, 34462), (1144, 17231)]