18259596

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 48157200

約数和(自身を除く): 29897604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 89, 123, 139, 164, 178, 246, 267, 278, 356, 369, 417, 492, 534, 556, 738, 801, 834, 1068, 1251, 1476, 1602, 1668, 2502, 3204, 3649, 5004, 5699, 7298, 10947, 11398, 12371, 14596, 17097, 21894, 22796, 24742, 32841, 34194, 37113, 43788, 49484, 51291, 65682, 68388, 74226, 102582, 111339, 131364, 148452, 205164, 222678, 445356, 507211, 1014422, 1521633, 2028844, 3043266, 4564899, 6086532, 9129798, 18259596]

約数ペア:

[(1, 18259596), (2, 9129798), (3, 6086532), (4, 4564899), (6, 3043266), (9, 2028844), (12, 1521633), (18, 1014422), (36, 507211), (41, 445356), (82, 222678), (89, 205164), (123, 148452), (139, 131364), (164, 111339), (178, 102582), (246, 74226), (267, 68388), (278, 65682), (356, 51291), (369, 49484), (417, 43788), (492, 37113), (534, 34194), (556, 32841), (738, 24742), (801, 22796), (834, 21894), (1068, 17097), (1251, 14596), (1476, 12371), (1602, 11398), (1668, 10947), (2502, 7298), (3204, 5699), (3649, 5004)]