19667868

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4027}}^1$

素因数の和:4082

約数の個数: 48

約数和(自身を含む): 51429504

約数和(自身を除く): 31761636

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 132, 148, 222, 407, 444, 814, 1221, 1628, 2442, 4027, 4884, 8054, 12081, 16108, 24162, 44297, 48324, 88594, 132891, 148999, 177188, 265782, 297998, 446997, 531564, 595996, 893994, 1638989, 1787988, 3277978, 4916967, 6555956, 9833934, 19667868]

約数ペア:

[(1, 19667868), (2, 9833934), (3, 6555956), (4, 4916967), (6, 3277978), (11, 1787988), (12, 1638989), (22, 893994), (33, 595996), (37, 531564), (44, 446997), (66, 297998), (74, 265782), (111, 177188), (132, 148999), (148, 132891), (222, 88594), (407, 48324), (444, 44297), (814, 24162), (1221, 16108), (1628, 12081), (2442, 8054), (4027, 4884)]