18387852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{479}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 49244160

約数和(自身を除く): 30856308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 457, 479, 914, 958, 1371, 1437, 1828, 1916, 2742, 2874, 3199, 3353, 5484, 5748, 6398, 6706, 9597, 10059, 12796, 13412, 19194, 20118, 38388, 40236, 218903, 437806, 656709, 875612, 1313418, 1532321, 2626836, 3064642, 4596963, 6129284, 9193926, 18387852]

約数ペア:

[(1, 18387852), (2, 9193926), (3, 6129284), (4, 4596963), (6, 3064642), (7, 2626836), (12, 1532321), (14, 1313418), (21, 875612), (28, 656709), (42, 437806), (84, 218903), (457, 40236), (479, 38388), (914, 20118), (958, 19194), (1371, 13412), (1437, 12796), (1828, 10059), (1916, 9597), (2742, 6706), (2874, 6398), (3199, 5748), (3353, 5484)]