18939504

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{1093}}^1$

素因数の和:1142

約数の個数: 60

約数和(自身を含む): 51684936

約数和(自身を除く): 32745432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1093, 1444, 2166, 2186, 2888, 3279, 4332, 4372, 5776, 6558, 8664, 8744, 13116, 17328, 17488, 20767, 26232, 41534, 52464, 62301, 83068, 124602, 166136, 249204, 332272, 394573, 498408, 789146, 996816, 1183719, 1578292, 2367438, 3156584, 4734876, 6313168, 9469752, 18939504]

約数ペア:

[(1, 18939504), (2, 9469752), (3, 6313168), (4, 4734876), (6, 3156584), (8, 2367438), (12, 1578292), (16, 1183719), (19, 996816), (24, 789146), (38, 498408), (48, 394573), (57, 332272), (76, 249204), (114, 166136), (152, 124602), (228, 83068), (304, 62301), (361, 52464), (456, 41534), (722, 26232), (912, 20767), (1083, 17488), (1093, 17328), (1444, 13116), (2166, 8744), (2186, 8664), (2888, 6558), (3279, 5776), (4332, 4372)]