18111948

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 44513280

約数和(自身を除く): 26401332

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 137, 138, 274, 276, 411, 479, 548, 822, 958, 1437, 1644, 1916, 2874, 3151, 5748, 6302, 9453, 11017, 12604, 18906, 22034, 33051, 37812, 44068, 65623, 66102, 131246, 132204, 196869, 262492, 393738, 787476, 1509329, 3018658, 4527987, 6037316, 9055974, 18111948]

約数ペア:

[(1, 18111948), (2, 9055974), (3, 6037316), (4, 4527987), (6, 3018658), (12, 1509329), (23, 787476), (46, 393738), (69, 262492), (92, 196869), (137, 132204), (138, 131246), (274, 66102), (276, 65623), (411, 44068), (479, 37812), (548, 33051), (822, 22034), (958, 18906), (1437, 12604), (1644, 11017), (1916, 9453), (2874, 6302), (3151, 5748)]