20041938

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 52312320

約数和(自身を除く): 32270382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1433, 1554, 1998, 2331, 2866, 4299, 4662, 6993, 8598, 10031, 12897, 13986, 20062, 25794, 30093, 38691, 53021, 60186, 77382, 90279, 106042, 159063, 180558, 270837, 318126, 371147, 477189, 541674, 742294, 954378, 1113441, 1431567, 2226882, 2863134, 3340323, 6680646, 10020969, 20041938]

約数ペア:

[(1, 20041938), (2, 10020969), (3, 6680646), (6, 3340323), (7, 2863134), (9, 2226882), (14, 1431567), (18, 1113441), (21, 954378), (27, 742294), (37, 541674), (42, 477189), (54, 371147), (63, 318126), (74, 270837), (111, 180558), (126, 159063), (189, 106042), (222, 90279), (259, 77382), (333, 60186), (378, 53021), (518, 38691), (666, 30093), (777, 25794), (999, 20062), (1433, 13986), (1554, 12897), (1998, 10031), (2331, 8598), (2866, 6993), (4299, 4662)]