1874988

素因数分解:

$2^2\times 3^6\times {\mathrm{643}}^1$

素因数の和:665

約数の個数: 42

約数和(自身を含む): 4927244

約数和(自身を除く): 3052256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 643, 729, 972, 1286, 1458, 1929, 2572, 2916, 3858, 5787, 7716, 11574, 17361, 23148, 34722, 52083, 69444, 104166, 156249, 208332, 312498, 468747, 624996, 937494, 1874988]

約数ペア:

[(1, 1874988), (2, 937494), (3, 624996), (4, 468747), (6, 312498), (9, 208332), (12, 156249), (18, 104166), (27, 69444), (36, 52083), (54, 34722), (81, 23148), (108, 17361), (162, 11574), (243, 7716), (324, 5787), (486, 3858), (643, 2916), (729, 2572), (972, 1929), (1286, 1458)]