18881412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{457}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 48320832

約数和(自身を除く): 29439420

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 313, 457, 626, 914, 939, 1252, 1371, 1828, 1878, 2742, 3443, 3756, 5027, 5484, 6886, 10054, 10329, 13772, 15081, 20108, 20658, 30162, 41316, 60324, 143041, 286082, 429123, 572164, 858246, 1573451, 1716492, 3146902, 4720353, 6293804, 9440706, 18881412]

約数ペア:

[(1, 18881412), (2, 9440706), (3, 6293804), (4, 4720353), (6, 3146902), (11, 1716492), (12, 1573451), (22, 858246), (33, 572164), (44, 429123), (66, 286082), (132, 143041), (313, 60324), (457, 41316), (626, 30162), (914, 20658), (939, 20108), (1252, 15081), (1371, 13772), (1828, 10329), (1878, 10054), (2742, 6886), (3443, 5484), (3756, 5027)]